13230735

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 25214976

約数和(自身を除く): 11984241

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 383, 705, 735, 987, 1149, 1645, 1915, 2303, 2681, 4935, 5745, 6909, 8043, 11515, 13405, 18001, 18767, 34545, 40215, 54003, 56301, 90005, 93835, 126007, 270015, 281505, 378021, 630035, 882049, 1890105, 2646147, 4410245, 13230735]

約数ペア:

[(1, 13230735), (3, 4410245), (5, 2646147), (7, 1890105), (15, 882049), (21, 630035), (35, 378021), (47, 281505), (49, 270015), (105, 126007), (141, 93835), (147, 90005), (235, 56301), (245, 54003), (329, 40215), (383, 34545), (705, 18767), (735, 18001), (987, 13405), (1149, 11515), (1645, 8043), (1915, 6909), (2303, 5745), (2681, 4935)]