641164748

素因数分解:

$2^2\times 7^1\times {\mathrm{751}}^1\times {\mathrm{30491}}^1$

素因数の和:31253

約数の個数: 24

約数和(自身を含む): 1284079104

約数和(自身を除く): 642914356

約数列:

[1, 2, 4, 7, 14, 28, 751, 1502, 3004, 5257, 10514, 21028, 30491, 60982, 121964, 213437, 426874, 853748, 22898741, 45797482, 91594964, 160291187, 320582374, 641164748]

約数ペア:

[(1, 641164748), (2, 320582374), (4, 160291187), (7, 91594964), (14, 45797482), (28, 22898741), (751, 853748), (1502, 426874), (3004, 213437), (5257, 121964), (10514, 60982), (21028, 30491)]