1293485385296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{144620459}}^1$

素因数の和:144620523

約数の個数: 40

約数和(自身を含む): 2761672304160

約数和(自身を除く): 1468186918864

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 144620459, 289240918, 578481836, 1156963672, 1880065967, 2313927344, 3760131934, 6218679737, 7520263868, 12437359474, 15040527736, 24874718948, 30081055472, 49749437896, 80842836581, 99498875792, 161685673162, 323371346324, 646742692648, 1293485385296]

約数ペア:

[(1, 1293485385296), (2, 646742692648), (4, 323371346324), (8, 161685673162), (13, 99498875792), (16, 80842836581), (26, 49749437896), (43, 30081055472), (52, 24874718948), (86, 15040527736), (104, 12437359474), (172, 7520263868), (208, 6218679737), (344, 3760131934), (559, 2313927344), (688, 1880065967), (1118, 1156963672), (2236, 578481836), (4472, 289240918), (8944, 144620459)]