289505985

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{3847}}^1$

素因数の和:4057

約数の個数: 32

約数和(自身を含む): 482077440

約数和(自身を除く): 192571455

約数列:

[1, 3, 5, 15, 29, 87, 145, 173, 435, 519, 865, 2595, 3847, 5017, 11541, 15051, 19235, 25085, 57705, 75255, 111563, 334689, 557815, 665531, 1673445, 1996593, 3327655, 9982965, 19300399, 57901197, 96501995, 289505985]

約数ペア:

[(1, 289505985), (3, 96501995), (5, 57901197), (15, 19300399), (29, 9982965), (87, 3327655), (145, 1996593), (173, 1673445), (435, 665531), (519, 557815), (865, 334689), (2595, 111563), (3847, 75255), (5017, 57705), (11541, 25085), (15051, 19235)]