666881826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{2927}}^1$

素因数の和:3095

約数の個数: 64

約数和(自身を含む): 1511129088

約数和(自身を除く): 844247262

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 127, 138, 254, 299, 381, 598, 762, 897, 1651, 1794, 2921, 2927, 3302, 4953, 5842, 5854, 8763, 8781, 9906, 17526, 17562, 37973, 38051, 67321, 75946, 76102, 113919, 114153, 134642, 201963, 227838, 228306, 371729, 403926, 743458, 875173, 1115187, 1750346, 2230374, 2625519, 4832477, 5251038, 8549767, 9664954, 14497431, 17099534, 25649301, 28994862, 51298602, 111146971, 222293942, 333440913, 666881826]

約数ペア:

[(1, 666881826), (2, 333440913), (3, 222293942), (6, 111146971), (13, 51298602), (23, 28994862), (26, 25649301), (39, 17099534), (46, 14497431), (69, 9664954), (78, 8549767), (127, 5251038), (138, 4832477), (254, 2625519), (299, 2230374), (381, 1750346), (598, 1115187), (762, 875173), (897, 743458), (1651, 403926), (1794, 371729), (2921, 228306), (2927, 227838), (3302, 201963), (4953, 134642), (5842, 114153), (5854, 113919), (8763, 76102), (8781, 75946), (9906, 67321), (17526, 38051), (17562, 37973)]