13361075

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:876

約数の個数: 36

約数和(自身を含む): 20779920

約数和(自身を除く): 7418845

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 455, 637, 839, 1225, 2275, 3185, 4195, 5873, 10907, 15925, 20975, 29365, 41111, 54535, 76349, 146825, 205555, 272675, 381745, 534443, 1027775, 1908725, 2672215, 13361075]

約数ペア:

[(1, 13361075), (5, 2672215), (7, 1908725), (13, 1027775), (25, 534443), (35, 381745), (49, 272675), (65, 205555), (91, 146825), (175, 76349), (245, 54535), (325, 41111), (455, 29365), (637, 20975), (839, 15925), (1225, 10907), (2275, 5873), (3185, 4195)]