31720338

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{479}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 74430720

約数和(自身を除く): 42710382

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 283, 479, 566, 849, 958, 1437, 1698, 2547, 2874, 3679, 4311, 5094, 6227, 7358, 8622, 11037, 12454, 18681, 22074, 33111, 37362, 56043, 66222, 112086, 135557, 271114, 406671, 813342, 1220013, 1762241, 2440026, 3524482, 5286723, 10573446, 15860169, 31720338]

約数ペア:

[(1, 31720338), (2, 15860169), (3, 10573446), (6, 5286723), (9, 3524482), (13, 2440026), (18, 1762241), (26, 1220013), (39, 813342), (78, 406671), (117, 271114), (234, 135557), (283, 112086), (479, 66222), (566, 56043), (849, 37362), (958, 33111), (1437, 22074), (1698, 18681), (2547, 12454), (2874, 11037), (3679, 8622), (4311, 7358), (5094, 6227)]