15701965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 21150720

約数和(自身を除く): 5448755

約数列:

[1, 5, 17, 31, 59, 85, 101, 155, 295, 505, 527, 1003, 1717, 1829, 2635, 3131, 5015, 5959, 8585, 9145, 15655, 29795, 31093, 53227, 101303, 155465, 184729, 266135, 506515, 923645, 3140393, 15701965]

約数ペア:

[(1, 15701965), (5, 3140393), (17, 923645), (31, 506515), (59, 266135), (85, 184729), (101, 155465), (155, 101303), (295, 53227), (505, 31093), (527, 29795), (1003, 15655), (1717, 9145), (1829, 8585), (2635, 5959), (3131, 5015)]