31572018

素因数分解:

$2^1\times 3^5\times {\mathrm{167}}^1\times {\mathrm{389}}^1$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 71547840

約数和(自身を除く): 39975822

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 167, 243, 334, 389, 486, 501, 778, 1002, 1167, 1503, 2334, 3006, 3501, 4509, 7002, 9018, 10503, 13527, 21006, 27054, 31509, 40581, 63018, 64963, 81162, 94527, 129926, 189054, 194889, 389778, 584667, 1169334, 1754001, 3508002, 5262003, 10524006, 15786009, 31572018]

約数ペア:

[(1, 31572018), (2, 15786009), (3, 10524006), (6, 5262003), (9, 3508002), (18, 1754001), (27, 1169334), (54, 584667), (81, 389778), (162, 194889), (167, 189054), (243, 129926), (334, 94527), (389, 81162), (486, 64963), (501, 63018), (778, 40581), (1002, 31509), (1167, 27054), (1503, 21006), (2334, 13527), (3006, 10503), (3501, 9018), (4509, 7002)]