405421218

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{10939}}^1$

素因数の和:11047

約数の個数: 48

約数和(自身を含む): 921585600

約数和(自身を除く): 516164382

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 71, 87, 142, 174, 213, 261, 426, 522, 639, 1278, 2059, 4118, 6177, 10939, 12354, 18531, 21878, 32817, 37062, 65634, 98451, 196902, 317231, 634462, 776669, 951693, 1553338, 1903386, 2330007, 2855079, 4660014, 5710158, 6990021, 13980042, 22523401, 45046802, 67570203, 135140406, 202710609, 405421218]

約数ペア:

[(1, 405421218), (2, 202710609), (3, 135140406), (6, 67570203), (9, 45046802), (18, 22523401), (29, 13980042), (58, 6990021), (71, 5710158), (87, 4660014), (142, 2855079), (174, 2330007), (213, 1903386), (261, 1553338), (426, 951693), (522, 776669), (639, 634462), (1278, 317231), (2059, 196902), (4118, 98451), (6177, 65634), (10939, 37062), (12354, 32817), (18531, 21878)]