131421690

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{54083}}^1$

素因数の和:54105

約数の個数: 48

約数和(自身を含む): 354358368

約数和(自身を除く): 222936678

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 54083, 108166, 162249, 270415, 324498, 486747, 540830, 811245, 973494, 1460241, 1622490, 2433735, 2920482, 4380723, 4867470, 7301205, 8761446, 13142169, 14602410, 21903615, 26284338, 43807230, 65710845, 131421690]

約数ペア:

[(1, 131421690), (2, 65710845), (3, 43807230), (5, 26284338), (6, 21903615), (9, 14602410), (10, 13142169), (15, 8761446), (18, 7301205), (27, 4867470), (30, 4380723), (45, 2920482), (54, 2433735), (81, 1622490), (90, 1460241), (135, 973494), (162, 811245), (243, 540830), (270, 486747), (405, 324498), (486, 270415), (810, 162249), (1215, 108166), (2430, 54083)]