15300243

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1151}}^1$

素因数の和:1375

約数の個数: 24

約数和(自身を含む): 25399296

約数和(自身を除く): 10099053

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1151, 1477, 1899, 3453, 4431, 8057, 10359, 13293, 24171, 72513, 242861, 728583, 1700027, 2185749, 5100081, 15300243]

約数ペア:

[(1, 15300243), (3, 5100081), (7, 2185749), (9, 1700027), (21, 728583), (63, 242861), (211, 72513), (633, 24171), (1151, 13293), (1477, 10359), (1899, 8057), (3453, 4431)]