15796865

素因数分解:

$5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 22617600

約数和(自身を除く): 6820735

約数列:

[1, 5, 7, 35, 49, 61, 151, 245, 305, 343, 427, 755, 1057, 1715, 2135, 2989, 5285, 7399, 9211, 14945, 20923, 36995, 46055, 51793, 64477, 104615, 258965, 322385, 451339, 2256695, 3159373, 15796865]

約数ペア:

[(1, 15796865), (5, 3159373), (7, 2256695), (35, 451339), (49, 322385), (61, 258965), (151, 104615), (245, 64477), (305, 51793), (343, 46055), (427, 36995), (755, 20923), (1057, 14945), (1715, 9211), (2135, 7399), (2989, 5285)]