31510430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{601}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 66706416

約数和(自身を除く): 35195986

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 107, 214, 245, 490, 535, 601, 749, 1070, 1202, 1498, 3005, 3745, 4207, 5243, 6010, 7490, 8414, 10486, 21035, 26215, 29449, 42070, 52430, 58898, 64307, 128614, 147245, 294490, 321535, 450149, 643070, 900298, 2250745, 3151043, 4501490, 6302086, 15755215, 31510430]

約数ペア:

[(1, 31510430), (2, 15755215), (5, 6302086), (7, 4501490), (10, 3151043), (14, 2250745), (35, 900298), (49, 643070), (70, 450149), (98, 321535), (107, 294490), (214, 147245), (245, 128614), (490, 64307), (535, 58898), (601, 52430), (749, 42070), (1070, 29449), (1202, 26215), (1498, 21035), (3005, 10486), (3745, 8414), (4207, 7490), (5243, 6010)]