821454692

素因数分解:

$2^2\times {\mathrm{73}}^2\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:672

約数の個数: 36

約数和(自身を含む): 1477288260

約数和(自身を除く): 655833568

約数列:

[1, 2, 4, 73, 89, 146, 178, 292, 356, 433, 866, 1732, 5329, 6497, 10658, 12994, 21316, 25988, 31609, 38537, 63218, 77074, 126436, 154148, 474281, 948562, 1897124, 2307457, 2813201, 4614914, 5626402, 9229828, 11252804, 205363673, 410727346, 821454692]

約数ペア:

[(1, 821454692), (2, 410727346), (4, 205363673), (73, 11252804), (89, 9229828), (146, 5626402), (178, 4614914), (292, 2813201), (356, 2307457), (433, 1897124), (866, 948562), (1732, 474281), (5329, 154148), (6497, 126436), (10658, 77074), (12994, 63218), (21316, 38537), (25988, 31609)]