649144490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{14519}}^1$

素因数の和:14806

約数の個数: 32

約数和(自身を含む): 1241982720

約数和(自身を除く): 592838230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 263, 526, 1315, 2630, 4471, 8942, 14519, 22355, 29038, 44710, 72595, 145190, 246823, 493646, 1234115, 2468230, 3818497, 7636994, 19092485, 38184970, 64914449, 129828898, 324572245, 649144490]

約数ペア:

[(1, 649144490), (2, 324572245), (5, 129828898), (10, 64914449), (17, 38184970), (34, 19092485), (85, 7636994), (170, 3818497), (263, 2468230), (526, 1234115), (1315, 493646), (2630, 246823), (4471, 145190), (8942, 72595), (14519, 44710), (22355, 29038)]