645832738

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1213}}^1$

素因数の和:1450

約数の個数: 32

約数和(自身を含む): 1023023232

約数和(自身を除く): 377190494

約数列:

[1, 2, 41, 43, 82, 86, 151, 302, 1213, 1763, 2426, 3526, 6191, 6493, 12382, 12986, 49733, 52159, 99466, 104318, 183163, 266213, 366326, 532426, 2138519, 4277038, 7509683, 7876009, 15019366, 15752018, 322916369, 645832738]

約数ペア:

[(1, 645832738), (2, 322916369), (41, 15752018), (43, 15019366), (82, 7876009), (86, 7509683), (151, 4277038), (302, 2138519), (1213, 532426), (1763, 366326), (2426, 266213), (3526, 183163), (6191, 104318), (6493, 99466), (12382, 52159), (12986, 49733)]