8905554

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:484

約数の個数: 72

約数和(自身を含む): 23474880

約数和(自身を除く): 14569326

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 49, 63, 69, 98, 126, 138, 147, 161, 207, 294, 322, 414, 439, 441, 483, 878, 882, 966, 1127, 1317, 1449, 2254, 2634, 2898, 3073, 3381, 3951, 6146, 6762, 7902, 9219, 10097, 10143, 18438, 20194, 20286, 21511, 27657, 30291, 43022, 55314, 60582, 64533, 70679, 90873, 129066, 141358, 181746, 193599, 212037, 387198, 424074, 494753, 636111, 989506, 1272222, 1484259, 2968518, 4452777, 8905554]

約数ペア:

[(1, 8905554), (2, 4452777), (3, 2968518), (6, 1484259), (7, 1272222), (9, 989506), (14, 636111), (18, 494753), (21, 424074), (23, 387198), (42, 212037), (46, 193599), (49, 181746), (63, 141358), (69, 129066), (98, 90873), (126, 70679), (138, 64533), (147, 60582), (161, 55314), (207, 43022), (294, 30291), (322, 27657), (414, 21511), (439, 20286), (441, 20194), (483, 18438), (878, 10143), (882, 10097), (966, 9219), (1127, 7902), (1317, 6762), (1449, 6146), (2254, 3951), (2634, 3381), (2898, 3073)]