9870575

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:296

約数の個数: 36

約数和(自身を含む): 14545944

約数和(自身を除く): 4675369

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 251, 275, 325, 605, 715, 1255, 1573, 2761, 3025, 3263, 3575, 6275, 7865, 13805, 16315, 30371, 35893, 39325, 69025, 81575, 151855, 179465, 394823, 759275, 897325, 1974115, 9870575]

約数ペア:

[(1, 9870575), (5, 1974115), (11, 897325), (13, 759275), (25, 394823), (55, 179465), (65, 151855), (121, 81575), (143, 69025), (251, 39325), (275, 35893), (325, 30371), (605, 16315), (715, 13805), (1255, 7865), (1573, 6275), (2761, 3575), (3025, 3263)]