78493454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{691}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 134973216

約数和(自身を除く): 56479762

約数列:

[1, 2, 13, 17, 26, 34, 221, 257, 442, 514, 691, 1382, 3341, 4369, 6682, 8738, 8983, 11747, 17966, 23494, 56797, 113594, 152711, 177587, 305422, 355174, 2308631, 3018979, 4617262, 6037958, 39246727, 78493454]

約数ペア:

[(1, 78493454), (2, 39246727), (13, 6037958), (17, 4617262), (26, 3018979), (34, 2308631), (221, 355174), (257, 305422), (442, 177587), (514, 152711), (691, 113594), (1382, 56797), (3341, 23494), (4369, 17966), (6682, 11747), (8738, 8983)]