138438510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{659231}}^1$

素因数の和:659248

約数の個数: 32

約数和(自身を含む): 379717632

約数和(自身を除く): 241279122

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 659231, 1318462, 1977693, 3296155, 3955386, 4614617, 6592310, 9229234, 9888465, 13843851, 19776930, 23073085, 27687702, 46146170, 69219255, 138438510]

約数ペア:

[(1, 138438510), (2, 69219255), (3, 46146170), (5, 27687702), (6, 23073085), (7, 19776930), (10, 13843851), (14, 9888465), (15, 9229234), (21, 6592310), (30, 4614617), (35, 3955386), (42, 3296155), (70, 1977693), (105, 1318462), (210, 659231)]