9901242

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 25945920

約数和(自身を除く): 16044678

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 117, 131, 153, 171, 221, 234, 247, 262, 306, 323, 342, 393, 442, 494, 646, 663, 741, 786, 969, 1179, 1326, 1482, 1703, 1938, 1989, 2223, 2227, 2358, 2489, 2907, 3406, 3978, 4199, 4446, 4454, 4978, 5109, 5814, 6681, 7467, 8398, 10218, 12597, 13362, 14934, 15327, 20043, 22401, 25194, 28951, 30654, 32357, 37791, 40086, 42313, 44802, 57902, 64714, 75582, 84626, 86853, 97071, 126939, 173706, 194142, 253878, 260559, 291213, 380817, 521118, 550069, 582426, 761634, 1100138, 1650207, 3300414, 4950621, 9901242]

約数ペア:

[(1, 9901242), (2, 4950621), (3, 3300414), (6, 1650207), (9, 1100138), (13, 761634), (17, 582426), (18, 550069), (19, 521118), (26, 380817), (34, 291213), (38, 260559), (39, 253878), (51, 194142), (57, 173706), (78, 126939), (102, 97071), (114, 86853), (117, 84626), (131, 75582), (153, 64714), (171, 57902), (221, 44802), (234, 42313), (247, 40086), (262, 37791), (306, 32357), (323, 30654), (342, 28951), (393, 25194), (442, 22401), (494, 20043), (646, 15327), (663, 14934), (741, 13362), (786, 12597), (969, 10218), (1179, 8398), (1326, 7467), (1482, 6681), (1703, 5814), (1938, 5109), (1989, 4978), (2223, 4454), (2227, 4446), (2358, 4199), (2489, 3978), (2907, 3406)]