71513848

素因数分解:

$2^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{4969}}^1$

素因数の和:5239

約数の個数: 32

約数和(自身を含む): 153871200

約数和(自身を除く): 82357352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 257, 514, 1028, 1799, 2056, 3598, 4969, 7196, 9938, 14392, 19876, 34783, 39752, 69566, 139132, 278264, 1277033, 2554066, 5108132, 8939231, 10216264, 17878462, 35756924, 71513848]

約数ペア:

[(1, 71513848), (2, 35756924), (4, 17878462), (7, 10216264), (8, 8939231), (14, 5108132), (28, 2554066), (56, 1277033), (257, 278264), (514, 139132), (1028, 69566), (1799, 39752), (2056, 34783), (3598, 19876), (4969, 14392), (7196, 9938)]