78630818

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1759}}^1$

素因数の和:1902

約数の個数: 32

約数和(自身を含む): 140574720

約数和(自身を除く): 61943902

約数列:

[1, 2, 7, 14, 31, 62, 103, 206, 217, 434, 721, 1442, 1759, 3193, 3518, 6386, 12313, 22351, 24626, 44702, 54529, 109058, 181177, 362354, 381703, 763406, 1268239, 2536478, 5616487, 11232974, 39315409, 78630818]

約数ペア:

[(1, 78630818), (2, 39315409), (7, 11232974), (14, 5616487), (31, 2536478), (62, 1268239), (103, 763406), (206, 381703), (217, 362354), (434, 181177), (721, 109058), (1442, 54529), (1759, 44702), (3193, 24626), (3518, 22351), (6386, 12313)]