81273552

素因数分解:

$2^4\times 3^1\times {\mathrm{647}}^1\times {\mathrm{2617}}^1$

素因数の和:3275

約数の個数: 40

約数和(自身を含む): 210361536

約数和(自身を除く): 129087984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 647, 1294, 1941, 2588, 2617, 3882, 5176, 5234, 7764, 7851, 10352, 10468, 15528, 15702, 20936, 31056, 31404, 41872, 62808, 125616, 1693199, 3386398, 5079597, 6772796, 10159194, 13545592, 20318388, 27091184, 40636776, 81273552]

約数ペア:

[(1, 81273552), (2, 40636776), (3, 27091184), (4, 20318388), (6, 13545592), (8, 10159194), (12, 6772796), (16, 5079597), (24, 3386398), (48, 1693199), (647, 125616), (1294, 62808), (1941, 41872), (2588, 31404), (2617, 31056), (3882, 20936), (5176, 15702), (5234, 15528), (7764, 10468), (7851, 10352)]