81532332

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 255370752

約数和(自身を除く): 173838420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 81, 84, 92, 108, 126, 138, 161, 162, 189, 207, 243, 252, 276, 322, 324, 378, 414, 483, 486, 521, 567, 621, 644, 756, 828, 966, 972, 1042, 1134, 1242, 1449, 1563, 1701, 1863, 1932, 2084, 2268, 2484, 2898, 3126, 3402, 3647, 3726, 4347, 4689, 5589, 5796, 6252, 6804, 7294, 7452, 8694, 9378, 10941, 11178, 11983, 13041, 14067, 14588, 17388, 18756, 21882, 22356, 23966, 26082, 28134, 32823, 35949, 39123, 42201, 43764, 47932, 52164, 56268, 65646, 71898, 78246, 83881, 84402, 98469, 107847, 126603, 131292, 143796, 156492, 167762, 168804, 196938, 215694, 251643, 253206, 295407, 323541, 335524, 393876, 431388, 503286, 506412, 590814, 647082, 754929, 886221, 970623, 1006572, 1181628, 1294164, 1509858, 1772442, 1941246, 2264787, 2911869, 3019716, 3544884, 3882492, 4529574, 5823738, 6794361, 9059148, 11647476, 13588722, 20383083, 27177444, 40766166, 81532332]

約数ペア:

[(1, 81532332), (2, 40766166), (3, 27177444), (4, 20383083), (6, 13588722), (7, 11647476), (9, 9059148), (12, 6794361), (14, 5823738), (18, 4529574), (21, 3882492), (23, 3544884), (27, 3019716), (28, 2911869), (36, 2264787), (42, 1941246), (46, 1772442), (54, 1509858), (63, 1294164), (69, 1181628), (81, 1006572), (84, 970623), (92, 886221), (108, 754929), (126, 647082), (138, 590814), (161, 506412), (162, 503286), (189, 431388), (207, 393876), (243, 335524), (252, 323541), (276, 295407), (322, 253206), (324, 251643), (378, 215694), (414, 196938), (483, 168804), (486, 167762), (521, 156492), (567, 143796), (621, 131292), (644, 126603), (756, 107847), (828, 98469), (966, 84402), (972, 83881), (1042, 78246), (1134, 71898), (1242, 65646), (1449, 56268), (1563, 52164), (1701, 47932), (1863, 43764), (1932, 42201), (2084, 39123), (2268, 35949), (2484, 32823), (2898, 28134), (3126, 26082), (3402, 23966), (3647, 22356), (3726, 21882), (4347, 18756), (4689, 17388), (5589, 14588), (5796, 14067), (6252, 13041), (6804, 11983), (7294, 11178), (7452, 10941), (8694, 9378)]