42169725

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1109}}^1$

素因数の和:1151

約数の個数: 54

約数和(自身を含む): 81861390

約数和(自身を除く): 39691665

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 169, 195, 225, 325, 507, 585, 845, 975, 1109, 1521, 2535, 2925, 3327, 4225, 5545, 7605, 9981, 12675, 14417, 16635, 27725, 38025, 43251, 49905, 72085, 83175, 129753, 187421, 216255, 249525, 360425, 562263, 648765, 937105, 1081275, 1686789, 2811315, 3243825, 4685525, 8433945, 14056575, 42169725]

約数ペア:

[(1, 42169725), (3, 14056575), (5, 8433945), (9, 4685525), (13, 3243825), (15, 2811315), (25, 1686789), (39, 1081275), (45, 937105), (65, 648765), (75, 562263), (117, 360425), (169, 249525), (195, 216255), (225, 187421), (325, 129753), (507, 83175), (585, 72085), (845, 49905), (975, 43251), (1109, 38025), (1521, 27725), (2535, 16635), (2925, 14417), (3327, 12675), (4225, 9981), (5545, 7605)]