1804975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 2464128

約数和(自身を除く): 659153

約数列:

[1, 5, 17, 25, 31, 85, 137, 155, 425, 527, 685, 775, 2329, 2635, 3425, 4247, 11645, 13175, 21235, 58225, 72199, 106175, 360995, 1804975]

約数ペア:

[(1, 1804975), (5, 360995), (17, 106175), (25, 72199), (31, 58225), (85, 21235), (137, 13175), (155, 11645), (425, 4247), (527, 3425), (685, 2635), (775, 2329)]