15553514

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 25704000

約数和(自身を除く): 10150486

約数列:

[1, 2, 19, 38, 41, 67, 82, 134, 149, 298, 779, 1273, 1558, 2546, 2747, 2831, 5494, 5662, 6109, 9983, 12218, 19966, 52193, 104386, 116071, 189677, 232142, 379354, 409303, 818606, 7776757, 15553514]

約数ペア:

[(1, 15553514), (2, 7776757), (19, 818606), (38, 409303), (41, 379354), (67, 232142), (82, 189677), (134, 116071), (149, 104386), (298, 52193), (779, 19966), (1273, 12218), (1558, 9983), (2546, 6109), (2747, 5662), (2831, 5494)]