139955452

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 317112320

約数和(自身を除く): 177156868

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 79, 91, 124, 157, 158, 182, 217, 314, 316, 364, 403, 434, 553, 628, 806, 868, 1027, 1099, 1106, 1612, 2041, 2054, 2198, 2212, 2449, 2821, 4082, 4108, 4396, 4867, 4898, 5642, 7189, 8164, 9734, 9796, 11284, 12403, 14287, 14378, 17143, 19468, 24806, 28574, 28756, 31837, 34069, 34286, 49612, 57148, 63271, 63674, 68138, 68572, 86821, 126542, 127348, 136276, 161239, 173642, 222859, 253084, 322478, 347284, 384493, 442897, 445718, 644956, 768986, 885794, 891436, 1128673, 1537972, 1771588, 2257346, 2691451, 4514692, 4998409, 5382902, 9996818, 10765804, 19993636, 34988863, 69977726, 139955452]

約数ペア:

[(1, 139955452), (2, 69977726), (4, 34988863), (7, 19993636), (13, 10765804), (14, 9996818), (26, 5382902), (28, 4998409), (31, 4514692), (52, 2691451), (62, 2257346), (79, 1771588), (91, 1537972), (124, 1128673), (157, 891436), (158, 885794), (182, 768986), (217, 644956), (314, 445718), (316, 442897), (364, 384493), (403, 347284), (434, 322478), (553, 253084), (628, 222859), (806, 173642), (868, 161239), (1027, 136276), (1099, 127348), (1106, 126542), (1612, 86821), (2041, 68572), (2054, 68138), (2198, 63674), (2212, 63271), (2449, 57148), (2821, 49612), (4082, 34286), (4108, 34069), (4396, 31837), (4867, 28756), (4898, 28574), (5642, 24806), (7189, 19468), (8164, 17143), (9734, 14378), (9796, 14287), (11284, 12403)]