28834975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{307}}^1$

素因数の和:364

約数の個数: 36

約数和(自身を含む): 41037304

約数和(自身を除く): 12202329

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 289, 307, 325, 425, 1105, 1445, 1535, 3757, 3991, 5219, 5525, 7225, 7675, 18785, 19955, 26095, 67847, 88723, 93925, 99775, 130475, 339235, 443615, 1153399, 1696175, 2218075, 5766995, 28834975]

約数ペア:

[(1, 28834975), (5, 5766995), (13, 2218075), (17, 1696175), (25, 1153399), (65, 443615), (85, 339235), (221, 130475), (289, 99775), (307, 93925), (325, 88723), (425, 67847), (1105, 26095), (1445, 19955), (1535, 18785), (3757, 7675), (3991, 7225), (5219, 5525)]