31974488

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 74511360

約数和(自身を除く): 42536872

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 167, 182, 263, 334, 364, 526, 668, 728, 1052, 1169, 1336, 1841, 2104, 2171, 2338, 3419, 3682, 4342, 4676, 6838, 7364, 8684, 9352, 13676, 14728, 15197, 17368, 23933, 27352, 30394, 43921, 47866, 60788, 87842, 95732, 121576, 175684, 191464, 307447, 351368, 570973, 614894, 1141946, 1229788, 2283892, 2459576, 3996811, 4567784, 7993622, 15987244, 31974488]

約数ペア:

[(1, 31974488), (2, 15987244), (4, 7993622), (7, 4567784), (8, 3996811), (13, 2459576), (14, 2283892), (26, 1229788), (28, 1141946), (52, 614894), (56, 570973), (91, 351368), (104, 307447), (167, 191464), (182, 175684), (263, 121576), (334, 95732), (364, 87842), (526, 60788), (668, 47866), (728, 43921), (1052, 30394), (1169, 27352), (1336, 23933), (1841, 17368), (2104, 15197), (2171, 14728), (2338, 13676), (3419, 9352), (3682, 8684), (4342, 7364), (4676, 6838)]