201493089

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7561}}^1$

素因数の和:7627

約数の個数: 40

約数和(自身を含む): 351360768

約数和(自身を除く): 149867679

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 987, 1269, 2961, 3807, 7561, 8883, 22683, 26649, 52927, 68049, 158781, 204147, 355367, 476343, 612441, 1066101, 1429029, 2487569, 3198303, 4287087, 7462707, 9594909, 22388121, 28784727, 67164363, 201493089]

約数ペア:

[(1, 201493089), (3, 67164363), (7, 28784727), (9, 22388121), (21, 9594909), (27, 7462707), (47, 4287087), (63, 3198303), (81, 2487569), (141, 1429029), (189, 1066101), (329, 612441), (423, 476343), (567, 355367), (987, 204147), (1269, 158781), (2961, 68049), (3807, 52927), (7561, 26649), (8883, 22683)]