636404445

素因数分解:

$3^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4957}}^1$

素因数の和:5291

約数の個数: 40

約数和(自身を含む): 1144643544

約数和(自身を除く): 508239099

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 317, 405, 951, 1585, 2853, 4755, 4957, 8559, 14265, 14871, 24785, 25677, 42795, 44613, 74355, 128385, 133839, 223065, 401517, 669195, 1571369, 2007585, 4714107, 7856845, 14142321, 23570535, 42426963, 70711605, 127280889, 212134815, 636404445]

約数ペア:

[(1, 636404445), (3, 212134815), (5, 127280889), (9, 70711605), (15, 42426963), (27, 23570535), (45, 14142321), (81, 7856845), (135, 4714107), (317, 2007585), (405, 1571369), (951, 669195), (1585, 401517), (2853, 223065), (4755, 133839), (4957, 128385), (8559, 74355), (14265, 44613), (14871, 42795), (24785, 25677)]