201736521

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 354365440

約数和(自身を除く): 152628919

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 103, 129, 189, 241, 301, 309, 387, 721, 723, 903, 927, 1161, 1687, 2163, 2169, 2709, 2781, 4429, 5061, 6489, 6507, 8127, 10363, 13287, 15183, 19467, 24823, 31003, 31089, 39861, 45549, 72541, 74469, 93009, 93267, 119583, 173761, 217623, 223407, 279027, 279801, 521283, 652869, 670221, 837081, 1067389, 1563849, 1958607, 3202167, 4691547, 7471723, 9606501, 22415169, 28819503, 67245507, 201736521]

約数ペア:

[(1, 201736521), (3, 67245507), (7, 28819503), (9, 22415169), (21, 9606501), (27, 7471723), (43, 4691547), (63, 3202167), (103, 1958607), (129, 1563849), (189, 1067389), (241, 837081), (301, 670221), (309, 652869), (387, 521283), (721, 279801), (723, 279027), (903, 223407), (927, 217623), (1161, 173761), (1687, 119583), (2163, 93267), (2169, 93009), (2709, 74469), (2781, 72541), (4429, 45549), (5061, 39861), (6489, 31089), (6507, 31003), (8127, 24823), (10363, 19467), (13287, 15183)]