15811902

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 38016000

約数和(自身を除く): 22204098

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 29, 46, 54, 58, 69, 87, 138, 174, 207, 261, 414, 439, 522, 621, 667, 783, 878, 1242, 1317, 1334, 1566, 2001, 2634, 3951, 4002, 6003, 7902, 10097, 11853, 12006, 12731, 18009, 20194, 23706, 25462, 30291, 36018, 38193, 60582, 76386, 90873, 114579, 181746, 229158, 272619, 292813, 343737, 545238, 585626, 687474, 878439, 1756878, 2635317, 5270634, 7905951, 15811902]

約数ペア:

[(1, 15811902), (2, 7905951), (3, 5270634), (6, 2635317), (9, 1756878), (18, 878439), (23, 687474), (27, 585626), (29, 545238), (46, 343737), (54, 292813), (58, 272619), (69, 229158), (87, 181746), (138, 114579), (174, 90873), (207, 76386), (261, 60582), (414, 38193), (439, 36018), (522, 30291), (621, 25462), (667, 23706), (783, 20194), (878, 18009), (1242, 12731), (1317, 12006), (1334, 11853), (1566, 10097), (2001, 7902), (2634, 6003), (3951, 4002)]