128219988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{4751}}^1$

素因数の和:4944

約数の個数: 48

約数和(自身を含む): 324124416

約数和(自身を除く): 195904428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 173, 346, 519, 692, 1038, 2076, 2249, 4498, 4751, 6747, 8996, 9502, 13494, 14253, 19004, 26988, 28506, 57012, 61763, 123526, 185289, 247052, 370578, 741156, 821923, 1643846, 2465769, 3287692, 4931538, 9863076, 10684999, 21369998, 32054997, 42739996, 64109994, 128219988]

約数ペア:

[(1, 128219988), (2, 64109994), (3, 42739996), (4, 32054997), (6, 21369998), (12, 10684999), (13, 9863076), (26, 4931538), (39, 3287692), (52, 2465769), (78, 1643846), (156, 821923), (173, 741156), (346, 370578), (519, 247052), (692, 185289), (1038, 123526), (2076, 61763), (2249, 57012), (4498, 28506), (4751, 26988), (6747, 19004), (8996, 14253), (9502, 13494)]