28163205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3083}}^1$

素因数の和:3130

約数の個数: 48

約数和(自身を含む): 57732480

約数和(自身を除く): 29569275

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 3045, 3083, 9135, 9249, 15415, 21581, 27747, 46245, 64743, 89407, 107905, 138735, 194229, 268221, 323715, 447035, 625849, 804663, 971145, 1341105, 1877547, 3129245, 4023315, 5632641, 9387735, 28163205]

約数ペア:

[(1, 28163205), (3, 9387735), (5, 5632641), (7, 4023315), (9, 3129245), (15, 1877547), (21, 1341105), (29, 971145), (35, 804663), (45, 625849), (63, 447035), (87, 323715), (105, 268221), (145, 194229), (203, 138735), (261, 107905), (315, 89407), (435, 64743), (609, 46245), (1015, 27747), (1305, 21581), (1827, 15415), (3045, 9249), (3083, 9135)]