68420751

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{463}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 108331008

約数和(自身を除く): 39910257

約数列:

[1, 3, 7, 21, 31, 93, 217, 227, 463, 651, 681, 1389, 1589, 3241, 4767, 7037, 9723, 14353, 21111, 43059, 49259, 100471, 105101, 147777, 301413, 315303, 735707, 2207121, 3258131, 9774393, 22806917, 68420751]

約数ペア:

[(1, 68420751), (3, 22806917), (7, 9774393), (21, 3258131), (31, 2207121), (93, 735707), (217, 315303), (227, 301413), (463, 147777), (651, 105101), (681, 100471), (1389, 49259), (1589, 43059), (3241, 21111), (4767, 14353), (7037, 9723)]