628150341

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 1056706560

約数和(自身を除く): 428556219

約数列:

[1, 3, 7, 13, 21, 39, 89, 91, 103, 251, 267, 273, 309, 623, 721, 753, 1157, 1339, 1757, 1869, 2163, 3263, 3471, 4017, 5271, 8099, 9167, 9373, 9789, 22339, 22841, 24297, 25853, 27501, 28119, 64169, 67017, 68523, 77559, 119171, 156373, 180971, 192507, 290407, 336089, 357513, 469119, 542913, 834197, 871221, 1008267, 2032849, 2300917, 2352623, 2502591, 6098547, 6902751, 7057869, 16106419, 29911921, 48319257, 89735763, 209383447, 628150341]

約数ペア:

[(1, 628150341), (3, 209383447), (7, 89735763), (13, 48319257), (21, 29911921), (39, 16106419), (89, 7057869), (91, 6902751), (103, 6098547), (251, 2502591), (267, 2352623), (273, 2300917), (309, 2032849), (623, 1008267), (721, 871221), (753, 834197), (1157, 542913), (1339, 469119), (1757, 357513), (1869, 336089), (2163, 290407), (3263, 192507), (3471, 180971), (4017, 156373), (5271, 119171), (8099, 77559), (9167, 68523), (9373, 67017), (9789, 64169), (22339, 28119), (22841, 27501), (24297, 25853)]