138498328

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 280869120

約数和(自身を除く): 142370792

約数列:

[1, 2, 4, 8, 31, 41, 53, 62, 82, 106, 124, 164, 212, 248, 257, 328, 424, 514, 1028, 1271, 1643, 2056, 2173, 2542, 3286, 4346, 5084, 6572, 7967, 8692, 10168, 10537, 13144, 13621, 15934, 17384, 21074, 27242, 31868, 42148, 54484, 63736, 67363, 84296, 108968, 134726, 269452, 326647, 422251, 538904, 558461, 653294, 844502, 1116922, 1306588, 1689004, 2233844, 2613176, 3378008, 4467688, 17312291, 34624582, 69249164, 138498328]

約数ペア:

[(1, 138498328), (2, 69249164), (4, 34624582), (8, 17312291), (31, 4467688), (41, 3378008), (53, 2613176), (62, 2233844), (82, 1689004), (106, 1306588), (124, 1116922), (164, 844502), (212, 653294), (248, 558461), (257, 538904), (328, 422251), (424, 326647), (514, 269452), (1028, 134726), (1271, 108968), (1643, 84296), (2056, 67363), (2173, 63736), (2542, 54484), (3286, 42148), (4346, 31868), (5084, 27242), (6572, 21074), (7967, 17384), (8692, 15934), (10168, 13621), (10537, 13144)]