71628578

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1229}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 128943360

約数和(自身を除く): 57314782

約数列:

[1, 2, 7, 14, 23, 46, 161, 181, 322, 362, 1229, 1267, 2458, 2534, 4163, 8326, 8603, 17206, 28267, 29141, 56534, 58282, 197869, 222449, 395738, 444898, 1557143, 3114286, 5116327, 10232654, 35814289, 71628578]

約数ペア:

[(1, 71628578), (2, 35814289), (7, 10232654), (14, 5116327), (23, 3114286), (46, 1557143), (161, 444898), (181, 395738), (322, 222449), (362, 197869), (1229, 58282), (1267, 56534), (2458, 29141), (2534, 28267), (4163, 17206), (8326, 8603)]