13424775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 27904464

約数和(自身を除く): 14479689

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 273, 281, 325, 455, 525, 637, 735, 843, 975, 1225, 1365, 1405, 1911, 1967, 2275, 3185, 3653, 3675, 4215, 5901, 6825, 7025, 9555, 9835, 10959, 13769, 15925, 18265, 21075, 25571, 29505, 41307, 47775, 49175, 54795, 68845, 76713, 91325, 127855, 147525, 178997, 206535, 273975, 344225, 383565, 536991, 639275, 894985, 1032675, 1917825, 2684955, 4474925, 13424775]

約数ペア:

[(1, 13424775), (3, 4474925), (5, 2684955), (7, 1917825), (13, 1032675), (15, 894985), (21, 639275), (25, 536991), (35, 383565), (39, 344225), (49, 273975), (65, 206535), (75, 178997), (91, 147525), (105, 127855), (147, 91325), (175, 76713), (195, 68845), (245, 54795), (273, 49175), (281, 47775), (325, 41307), (455, 29505), (525, 25571), (637, 21075), (735, 18265), (843, 15925), (975, 13769), (1225, 10959), (1365, 9835), (1405, 9555), (1911, 7025), (1967, 6825), (2275, 5901), (3185, 4215), (3653, 3675)]