971476990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{383983}}^1$

素因数の和:384024

約数の個数: 32

約数和(自身を含む): 1990573056

約数和(自身を除く): 1019096066

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 383983, 767966, 1919915, 3839830, 4223813, 8447626, 8831609, 17663218, 21119065, 42238130, 44158045, 88316090, 97147699, 194295398, 485738495, 971476990]

約数ペア:

[(1, 971476990), (2, 485738495), (5, 194295398), (10, 97147699), (11, 88316090), (22, 44158045), (23, 42238130), (46, 21119065), (55, 17663218), (110, 8831609), (115, 8447626), (230, 4223813), (253, 3839830), (506, 1919915), (1265, 767966), (2530, 383983)]