31349412

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 81885440

約数和(自身を除く): 50536028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 79, 146, 151, 158, 219, 237, 292, 302, 316, 438, 453, 474, 604, 657, 711, 876, 906, 948, 1314, 1359, 1422, 1812, 2628, 2718, 2844, 5436, 5767, 11023, 11534, 11929, 17301, 22046, 23068, 23858, 33069, 34602, 35787, 44092, 47716, 51903, 66138, 69204, 71574, 99207, 103806, 107361, 132276, 143148, 198414, 207612, 214722, 396828, 429444, 870817, 1741634, 2612451, 3483268, 5224902, 7837353, 10449804, 15674706, 31349412]

約数ペア:

[(1, 31349412), (2, 15674706), (3, 10449804), (4, 7837353), (6, 5224902), (9, 3483268), (12, 2612451), (18, 1741634), (36, 870817), (73, 429444), (79, 396828), (146, 214722), (151, 207612), (158, 198414), (219, 143148), (237, 132276), (292, 107361), (302, 103806), (316, 99207), (438, 71574), (453, 69204), (474, 66138), (604, 51903), (657, 47716), (711, 44092), (876, 35787), (906, 34602), (948, 33069), (1314, 23858), (1359, 23068), (1422, 22046), (1812, 17301), (2628, 11929), (2718, 11534), (2844, 11023), (5436, 5767)]