91891378

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 146626560

約数和(自身を除く): 54735182

約数列:

[1, 2, 31, 62, 73, 79, 146, 158, 257, 514, 2263, 2449, 4526, 4898, 5767, 7967, 11534, 15934, 18761, 20303, 37522, 40606, 178777, 357554, 581591, 629393, 1163182, 1258786, 1482119, 2964238, 45945689, 91891378]

約数ペア:

[(1, 91891378), (2, 45945689), (31, 2964238), (62, 1482119), (73, 1258786), (79, 1163182), (146, 629393), (158, 581591), (257, 357554), (514, 178777), (2263, 40606), (2449, 37522), (4526, 20303), (4898, 18761), (5767, 15934), (7967, 11534)]