123397856

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6547}}^1$

素因数の和:6607

約数の個数: 48

約数和(自身を含む): 264015360

約数和(自身を除く): 140617504

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4712, 6547, 9424, 13094, 18848, 26188, 52376, 104752, 124393, 202957, 209504, 248786, 405914, 497572, 811828, 995144, 1623656, 1990288, 3247312, 3856183, 3980576, 6494624, 7712366, 15424732, 30849464, 61698928, 123397856]

約数ペア:

[(1, 123397856), (2, 61698928), (4, 30849464), (8, 15424732), (16, 7712366), (19, 6494624), (31, 3980576), (32, 3856183), (38, 3247312), (62, 1990288), (76, 1623656), (124, 995144), (152, 811828), (248, 497572), (304, 405914), (496, 248786), (589, 209504), (608, 202957), (992, 124393), (1178, 104752), (2356, 52376), (4712, 26188), (6547, 18848), (9424, 13094)]