31405330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3911}}^1$

素因数の和:4002

約数の個数: 32

約数和(自身を含む): 62529408

約数和(自身を除く): 31124078

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 3911, 4015, 7822, 8030, 19555, 39110, 43021, 86042, 215105, 285503, 430210, 571006, 1427515, 2855030, 3140533, 6281066, 15702665, 31405330]

約数ペア:

[(1, 31405330), (2, 15702665), (5, 6281066), (10, 3140533), (11, 2855030), (22, 1427515), (55, 571006), (73, 430210), (110, 285503), (146, 215105), (365, 86042), (730, 43021), (803, 39110), (1606, 19555), (3911, 8030), (4015, 7822)]