256605511682

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1423}}^1\times {\mathrm{26987}}^1$

素因数の和:28682

約数の個数: 32

約数和(自身を含む): 416437362432

約数和(自身を除く): 159831850750

約数列:

[1, 2, 13, 26, 257, 514, 1423, 2846, 3341, 6682, 18499, 26987, 36998, 53974, 350831, 365711, 701662, 731422, 4754243, 6935659, 9508486, 13871318, 38402501, 76805002, 90163567, 180327134, 499232513, 998465026, 9869442757, 19738885514, 128302755841, 256605511682]

約数ペア:

[(1, 256605511682), (2, 128302755841), (13, 19738885514), (26, 9869442757), (257, 998465026), (514, 499232513), (1423, 180327134), (2846, 90163567), (3341, 76805002), (6682, 38402501), (18499, 13871318), (26987, 9508486), (36998, 6935659), (53974, 4754243), (350831, 731422), (365711, 701662)]