215901210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1028101}}^1$

素因数の和:1028118

約数の個数: 32

約数和(自身を含む): 592186752

約数和(自身を除く): 376285542

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1028101, 2056202, 3084303, 5140505, 6168606, 7196707, 10281010, 14393414, 15421515, 21590121, 30843030, 35983535, 43180242, 71967070, 107950605, 215901210]

約数ペア:

[(1, 215901210), (2, 107950605), (3, 71967070), (5, 43180242), (6, 35983535), (7, 30843030), (10, 21590121), (14, 15421515), (15, 14393414), (21, 10281010), (30, 7196707), (35, 6168606), (42, 5140505), (70, 3084303), (105, 2056202), (210, 1028101)]