13195455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 26468064

約数和(自身を除く): 13272609

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1381, 1911, 3185, 4143, 6905, 9555, 9667, 17953, 20715, 29001, 48335, 53859, 67669, 89765, 125671, 145005, 203007, 269295, 338345, 377013, 628355, 879697, 1015035, 1885065, 2639091, 4398485, 13195455]

約数ペア:

[(1, 13195455), (3, 4398485), (5, 2639091), (7, 1885065), (13, 1015035), (15, 879697), (21, 628355), (35, 377013), (39, 338345), (49, 269295), (65, 203007), (91, 145005), (105, 125671), (147, 89765), (195, 67669), (245, 53859), (273, 48335), (455, 29001), (637, 20715), (735, 17953), (1365, 9667), (1381, 9555), (1911, 6905), (3185, 4143)]