138926872

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1136

約数の個数: 64

約数和(自身を含む): 311500800

約数和(自身を除く): 172573928

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 79, 124, 158, 217, 248, 316, 434, 553, 632, 868, 1013, 1106, 1736, 2026, 2212, 2449, 4052, 4424, 4898, 7091, 8104, 9796, 14182, 17143, 19592, 28364, 31403, 34286, 56728, 62806, 68572, 80027, 125612, 137144, 160054, 219821, 251224, 320108, 439642, 560189, 640216, 879284, 1120378, 1758568, 2240756, 2480837, 4481512, 4961674, 9923348, 17365859, 19846696, 34731718, 69463436, 138926872]

約数ペア:

[(1, 138926872), (2, 69463436), (4, 34731718), (7, 19846696), (8, 17365859), (14, 9923348), (28, 4961674), (31, 4481512), (56, 2480837), (62, 2240756), (79, 1758568), (124, 1120378), (158, 879284), (217, 640216), (248, 560189), (316, 439642), (434, 320108), (553, 251224), (632, 219821), (868, 160054), (1013, 137144), (1106, 125612), (1736, 80027), (2026, 68572), (2212, 62806), (2449, 56728), (4052, 34286), (4424, 31403), (4898, 28364), (7091, 19592), (8104, 17143), (9796, 14182)]