13214525

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 36

約数和(自身を含む): 18272640

約数和(自身を除く): 5058115

約数列:

[1, 5, 17, 25, 31, 59, 85, 155, 289, 295, 425, 527, 775, 1003, 1445, 1475, 1829, 2635, 5015, 7225, 8959, 9145, 13175, 17051, 25075, 31093, 44795, 45725, 85255, 155465, 223975, 426275, 528581, 777325, 2642905, 13214525]

約数ペア:

[(1, 13214525), (5, 2642905), (17, 777325), (25, 528581), (31, 426275), (59, 223975), (85, 155465), (155, 85255), (289, 45725), (295, 44795), (425, 31093), (527, 25075), (775, 17051), (1003, 13175), (1445, 9145), (1475, 8959), (1829, 7225), (2635, 5015)]