13146945

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 25302528

約数和(自身を除く): 12155583

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 93, 105, 147, 155, 217, 245, 465, 577, 651, 735, 1085, 1519, 1731, 2885, 3255, 4039, 4557, 7595, 8655, 12117, 17887, 20195, 22785, 28273, 53661, 60585, 84819, 89435, 125209, 141365, 268305, 375627, 424095, 626045, 876463, 1878135, 2629389, 4382315, 13146945]

約数ペア:

[(1, 13146945), (3, 4382315), (5, 2629389), (7, 1878135), (15, 876463), (21, 626045), (31, 424095), (35, 375627), (49, 268305), (93, 141365), (105, 125209), (147, 89435), (155, 84819), (217, 60585), (245, 53661), (465, 28273), (577, 22785), (651, 20195), (735, 17887), (1085, 12117), (1519, 8655), (1731, 7595), (2885, 4557), (3255, 4039)]