42393390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1625

約数の個数: 64

約数和(自身を含む): 111186432

約数和(自身を除く): 68793042

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 1065, 1531, 1846, 2130, 2769, 3062, 4593, 4615, 5538, 7655, 9186, 9230, 13845, 15310, 19903, 22965, 27690, 39806, 45930, 59709, 99515, 108701, 119418, 199030, 217402, 298545, 326103, 543505, 597090, 652206, 1087010, 1413113, 1630515, 2826226, 3261030, 4239339, 7065565, 8478678, 14131130, 21196695, 42393390]

約数ペア:

[(1, 42393390), (2, 21196695), (3, 14131130), (5, 8478678), (6, 7065565), (10, 4239339), (13, 3261030), (15, 2826226), (26, 1630515), (30, 1413113), (39, 1087010), (65, 652206), (71, 597090), (78, 543505), (130, 326103), (142, 298545), (195, 217402), (213, 199030), (355, 119418), (390, 108701), (426, 99515), (710, 59709), (923, 45930), (1065, 39806), (1531, 27690), (1846, 22965), (2130, 19903), (2769, 15310), (3062, 13845), (4593, 9230), (4615, 9186), (5538, 7655)]