15925245

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 30336768

約数和(自身を除く): 14411523

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 461, 705, 735, 987, 1383, 1645, 2303, 2305, 3227, 4935, 6909, 6915, 9681, 11515, 16135, 21667, 22589, 34545, 48405, 65001, 67767, 108335, 112945, 151669, 325005, 338835, 455007, 758345, 1061683, 2275035, 3185049, 5308415, 15925245]

約数ペア:

[(1, 15925245), (3, 5308415), (5, 3185049), (7, 2275035), (15, 1061683), (21, 758345), (35, 455007), (47, 338835), (49, 325005), (105, 151669), (141, 112945), (147, 108335), (235, 67767), (245, 65001), (329, 48405), (461, 34545), (705, 22589), (735, 21667), (987, 16135), (1383, 11515), (1645, 9681), (2303, 6915), (2305, 6909), (3227, 4935)]