64143674

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 113031936

約数和(自身を除く): 48888262

約数列:

[1, 2, 7, 14, 53, 106, 137, 274, 371, 631, 742, 959, 1262, 1918, 4417, 7261, 8834, 14522, 33443, 50827, 66886, 86447, 101654, 172894, 234101, 468202, 605129, 1210258, 4581691, 9163382, 32071837, 64143674]

約数ペア:

[(1, 64143674), (2, 32071837), (7, 9163382), (14, 4581691), (53, 1210258), (106, 605129), (137, 468202), (274, 234101), (371, 172894), (631, 101654), (742, 86447), (959, 66886), (1262, 50827), (1918, 33443), (4417, 14522), (7261, 8834)]