28460775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2357}}^1$

素因数の和:2400

約数の個数: 48

約数和(自身を含む): 56139264

約数和(自身を除く): 27678489

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 69, 75, 105, 115, 161, 175, 345, 483, 525, 575, 805, 1725, 2357, 2415, 4025, 7071, 11785, 12075, 16499, 35355, 49497, 54211, 58925, 82495, 162633, 176775, 247485, 271055, 379477, 412475, 813165, 1138431, 1237425, 1355275, 1897385, 4065825, 5692155, 9486925, 28460775]

約数ペア:

[(1, 28460775), (3, 9486925), (5, 5692155), (7, 4065825), (15, 1897385), (21, 1355275), (23, 1237425), (25, 1138431), (35, 813165), (69, 412475), (75, 379477), (105, 271055), (115, 247485), (161, 176775), (175, 162633), (345, 82495), (483, 58925), (525, 54211), (575, 49497), (805, 35355), (1725, 16499), (2357, 12075), (2415, 11785), (4025, 7071)]