31559868

素因数分解:

$2^2\times 3^6\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 84

約数和(自身を含む): 84467040

約数和(自身を除く): 52907172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 81, 108, 137, 158, 162, 237, 243, 274, 316, 324, 411, 474, 486, 548, 711, 729, 822, 948, 972, 1233, 1422, 1458, 1644, 2133, 2466, 2844, 2916, 3699, 4266, 4932, 6399, 7398, 8532, 10823, 11097, 12798, 14796, 19197, 21646, 22194, 25596, 32469, 33291, 38394, 43292, 44388, 57591, 64938, 66582, 76788, 97407, 99873, 115182, 129876, 133164, 194814, 199746, 230364, 292221, 389628, 399492, 584442, 876663, 1168884, 1753326, 2629989, 3506652, 5259978, 7889967, 10519956, 15779934, 31559868]

約数ペア:

[(1, 31559868), (2, 15779934), (3, 10519956), (4, 7889967), (6, 5259978), (9, 3506652), (12, 2629989), (18, 1753326), (27, 1168884), (36, 876663), (54, 584442), (79, 399492), (81, 389628), (108, 292221), (137, 230364), (158, 199746), (162, 194814), (237, 133164), (243, 129876), (274, 115182), (316, 99873), (324, 97407), (411, 76788), (474, 66582), (486, 64938), (548, 57591), (711, 44388), (729, 43292), (822, 38394), (948, 33291), (972, 32469), (1233, 25596), (1422, 22194), (1458, 21646), (1644, 19197), (2133, 14796), (2466, 12798), (2844, 11097), (2916, 10823), (3699, 8532), (4266, 7398), (4932, 6399)]