13252265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 18506880

約数和(自身を除く): 5254615

約数列:

[1, 5, 13, 17, 65, 67, 85, 179, 221, 335, 871, 895, 1105, 1139, 2327, 3043, 4355, 5695, 11635, 11993, 14807, 15215, 39559, 59965, 74035, 155909, 197795, 203881, 779545, 1019405, 2650453, 13252265]

約数ペア:

[(1, 13252265), (5, 2650453), (13, 1019405), (17, 779545), (65, 203881), (67, 197795), (85, 155909), (179, 74035), (221, 59965), (335, 39559), (871, 15215), (895, 14807), (1105, 11993), (1139, 11635), (2327, 5695), (3043, 4355)]