291289158

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{857}}^1$

素因数の和:1709

約数の個数: 48

約数和(自身を含む): 660138336

約数和(自身を除く): 368849178

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 821, 857, 1642, 1714, 2463, 2571, 4926, 5142, 7389, 7713, 14778, 15426, 18883, 19711, 37766, 39422, 56649, 59133, 113298, 118266, 169947, 177399, 339894, 354798, 703597, 1407194, 2110791, 4221582, 6332373, 12664746, 16182731, 32365462, 48548193, 97096386, 145644579, 291289158]

約数ペア:

[(1, 291289158), (2, 145644579), (3, 97096386), (6, 48548193), (9, 32365462), (18, 16182731), (23, 12664746), (46, 6332373), (69, 4221582), (138, 2110791), (207, 1407194), (414, 703597), (821, 354798), (857, 339894), (1642, 177399), (1714, 169947), (2463, 118266), (2571, 113298), (4926, 59133), (5142, 56649), (7389, 39422), (7713, 37766), (14778, 19711), (15426, 18883)]