388458567

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2389}}^1$

素因数の和:2520

約数の個数: 48

約数和(自身を含む): 671112000

約数和(自身を除く): 282653433

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 89, 203, 261, 267, 609, 623, 801, 1827, 1869, 2389, 2581, 5607, 7167, 7743, 16723, 18067, 21501, 23229, 50169, 54201, 69281, 150507, 162603, 207843, 212621, 484967, 623529, 637863, 1454901, 1488347, 1913589, 4364703, 4465041, 6166009, 13395123, 18498027, 43162063, 55494081, 129486189, 388458567]

約数ペア:

[(1, 388458567), (3, 129486189), (7, 55494081), (9, 43162063), (21, 18498027), (29, 13395123), (63, 6166009), (87, 4465041), (89, 4364703), (203, 1913589), (261, 1488347), (267, 1454901), (609, 637863), (623, 623529), (801, 484967), (1827, 212621), (1869, 207843), (2389, 162603), (2581, 150507), (5607, 69281), (7167, 54201), (7743, 50169), (16723, 23229), (18067, 21501)]