15207555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 28366848

約数和(自身を除く): 13159293

約数列:

[1, 3, 5, 11, 15, 33, 37, 47, 53, 55, 111, 141, 159, 165, 185, 235, 265, 407, 517, 555, 583, 705, 795, 1221, 1551, 1739, 1749, 1961, 2035, 2491, 2585, 2915, 5217, 5883, 6105, 7473, 7755, 8695, 8745, 9805, 12455, 19129, 21571, 26085, 27401, 29415, 37365, 57387, 64713, 82203, 92167, 95645, 107855, 137005, 276501, 286935, 323565, 411015, 460835, 1013837, 1382505, 3041511, 5069185, 15207555]

約数ペア:

[(1, 15207555), (3, 5069185), (5, 3041511), (11, 1382505), (15, 1013837), (33, 460835), (37, 411015), (47, 323565), (53, 286935), (55, 276501), (111, 137005), (141, 107855), (159, 95645), (165, 92167), (185, 82203), (235, 64713), (265, 57387), (407, 37365), (517, 29415), (555, 27401), (583, 26085), (705, 21571), (795, 19129), (1221, 12455), (1551, 9805), (1739, 8745), (1749, 8695), (1961, 7755), (2035, 7473), (2491, 6105), (2585, 5883), (2915, 5217)]