138833154

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{991}}^1$

素因数の和:1223

約数の個数: 48

約数和(自身を含む): 309813504

約数和(自身を除く): 170980350

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 181, 258, 362, 387, 543, 774, 991, 1086, 1629, 1982, 2973, 3258, 5946, 7783, 8919, 15566, 17838, 23349, 42613, 46698, 70047, 85226, 127839, 140094, 179371, 255678, 358742, 383517, 538113, 767034, 1076226, 1614339, 3228678, 7712953, 15425906, 23138859, 46277718, 69416577, 138833154]

約数ペア:

[(1, 138833154), (2, 69416577), (3, 46277718), (6, 23138859), (9, 15425906), (18, 7712953), (43, 3228678), (86, 1614339), (129, 1076226), (181, 767034), (258, 538113), (362, 383517), (387, 358742), (543, 255678), (774, 179371), (991, 140094), (1086, 127839), (1629, 85226), (1982, 70047), (2973, 46698), (3258, 42613), (5946, 23349), (7783, 17838), (8919, 15566)]