789012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 2376192

約数和(自身を除く): 1587180

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 101, 124, 126, 186, 202, 217, 252, 279, 303, 372, 404, 434, 558, 606, 651, 707, 868, 909, 1116, 1212, 1302, 1414, 1818, 1953, 2121, 2604, 2828, 3131, 3636, 3906, 4242, 6262, 6363, 7812, 8484, 9393, 12524, 12726, 18786, 21917, 25452, 28179, 37572, 43834, 56358, 65751, 87668, 112716, 131502, 197253, 263004, 394506, 789012]

約数ペア:

[(1, 789012), (2, 394506), (3, 263004), (4, 197253), (6, 131502), (7, 112716), (9, 87668), (12, 65751), (14, 56358), (18, 43834), (21, 37572), (28, 28179), (31, 25452), (36, 21917), (42, 18786), (62, 12726), (63, 12524), (84, 9393), (93, 8484), (101, 7812), (124, 6363), (126, 6262), (186, 4242), (202, 3906), (217, 3636), (252, 3131), (279, 2828), (303, 2604), (372, 2121), (404, 1953), (434, 1818), (558, 1414), (606, 1302), (651, 1212), (707, 1116), (868, 909)]