28516404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 80510976

約数和(自身を除く): 51994572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 47, 62, 84, 93, 94, 124, 141, 186, 188, 217, 233, 282, 329, 372, 434, 466, 564, 651, 658, 699, 868, 932, 987, 1302, 1316, 1398, 1457, 1631, 1974, 2604, 2796, 2914, 3262, 3948, 4371, 4893, 5828, 6524, 7223, 8742, 9786, 10199, 10951, 14446, 17484, 19572, 20398, 21669, 21902, 28892, 30597, 32853, 40796, 43338, 43804, 50561, 61194, 65706, 76657, 86676, 101122, 122388, 131412, 151683, 153314, 202244, 229971, 303366, 306628, 339481, 459942, 606732, 678962, 919884, 1018443, 1357924, 2036886, 2376367, 4073772, 4752734, 7129101, 9505468, 14258202, 28516404]

約数ペア:

[(1, 28516404), (2, 14258202), (3, 9505468), (4, 7129101), (6, 4752734), (7, 4073772), (12, 2376367), (14, 2036886), (21, 1357924), (28, 1018443), (31, 919884), (42, 678962), (47, 606732), (62, 459942), (84, 339481), (93, 306628), (94, 303366), (124, 229971), (141, 202244), (186, 153314), (188, 151683), (217, 131412), (233, 122388), (282, 101122), (329, 86676), (372, 76657), (434, 65706), (466, 61194), (564, 50561), (651, 43804), (658, 43338), (699, 40796), (868, 32853), (932, 30597), (987, 28892), (1302, 21902), (1316, 21669), (1398, 20398), (1457, 19572), (1631, 17484), (1974, 14446), (2604, 10951), (2796, 10199), (2914, 9786), (3262, 8742), (3948, 7223), (4371, 6524), (4893, 5828)]