217757930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{98533}}^1$

素因数の和:98570

約数の個数: 32

約数和(自身を含む): 446950224

約数和(自身を除く): 229192294

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 98533, 197066, 492665, 985330, 1280929, 1675061, 2561858, 3350122, 6404645, 8375305, 12809290, 16750610, 21775793, 43551586, 108878965, 217757930]

約数ペア:

[(1, 217757930), (2, 108878965), (5, 43551586), (10, 21775793), (13, 16750610), (17, 12809290), (26, 8375305), (34, 6404645), (65, 3350122), (85, 2561858), (130, 1675061), (170, 1280929), (221, 985330), (442, 492665), (1105, 197066), (2210, 98533)]