15771368

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 32186880

約数和(自身を除く): 16415512

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 127, 152, 172, 254, 344, 361, 508, 722, 817, 1016, 1444, 1634, 2413, 2888, 3268, 4826, 5461, 6536, 9652, 10922, 15523, 19304, 21844, 31046, 43688, 45847, 62092, 91694, 103759, 124184, 183388, 207518, 366776, 415036, 830072, 1971421, 3942842, 7885684, 15771368]

約数ペア:

[(1, 15771368), (2, 7885684), (4, 3942842), (8, 1971421), (19, 830072), (38, 415036), (43, 366776), (76, 207518), (86, 183388), (127, 124184), (152, 103759), (172, 91694), (254, 62092), (344, 45847), (361, 43688), (508, 31046), (722, 21844), (817, 19304), (1016, 15523), (1444, 10922), (1634, 9652), (2413, 6536), (2888, 5461), (3268, 4826)]