26661645

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 48372480

約数和(自身を除く): 21710835

約数列:

[1, 3, 5, 9, 15, 37, 45, 67, 111, 185, 201, 239, 333, 335, 555, 603, 717, 1005, 1195, 1665, 2151, 2479, 3015, 3585, 7437, 8843, 10755, 12395, 16013, 22311, 26529, 37185, 44215, 48039, 79587, 80065, 111555, 132645, 144117, 240195, 397935, 592481, 720585, 1777443, 2962405, 5332329, 8887215, 26661645]

約数ペア:

[(1, 26661645), (3, 8887215), (5, 5332329), (9, 2962405), (15, 1777443), (37, 720585), (45, 592481), (67, 397935), (111, 240195), (185, 144117), (201, 132645), (239, 111555), (333, 80065), (335, 79587), (555, 48039), (603, 44215), (717, 37185), (1005, 26529), (1195, 22311), (1665, 16013), (2151, 12395), (2479, 10755), (3015, 8843), (3585, 7437)]