42138837

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 68490240

約数和(自身を除く): 26351403

約数列:

[1, 3, 9, 13, 39, 47, 79, 97, 117, 141, 237, 291, 423, 611, 711, 873, 1027, 1261, 1833, 3081, 3713, 3783, 4559, 5499, 7663, 9243, 11139, 11349, 13677, 22989, 33417, 41031, 48269, 59267, 68967, 99619, 144807, 177801, 298857, 360161, 434421, 533403, 896571, 1080483, 3241449, 4682093, 14046279, 42138837]

約数ペア:

[(1, 42138837), (3, 14046279), (9, 4682093), (13, 3241449), (39, 1080483), (47, 896571), (79, 533403), (97, 434421), (117, 360161), (141, 298857), (237, 177801), (291, 144807), (423, 99619), (611, 68967), (711, 59267), (873, 48269), (1027, 41031), (1261, 33417), (1833, 22989), (3081, 13677), (3713, 11349), (3783, 11139), (4559, 9243), (5499, 7663)]