71349395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 95256000

約数和(自身を除く): 23906605

約数列:

[1, 5, 13, 53, 65, 139, 149, 265, 689, 695, 745, 1807, 1937, 3445, 7367, 7897, 9035, 9685, 20711, 36835, 39485, 95771, 102661, 103555, 269243, 478855, 513305, 1097683, 1346215, 5488415, 14269879, 71349395]

約数ペア:

[(1, 71349395), (5, 14269879), (13, 5488415), (53, 1346215), (65, 1097683), (139, 513305), (149, 478855), (265, 269243), (689, 103555), (695, 102661), (745, 95771), (1807, 39485), (1937, 36835), (3445, 20711), (7367, 9685), (7897, 9035)]