281102008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{74287}}^1$

素因数の和:74347

約数の個数: 32

約数和(自身を含む): 588360960

約数和(自身を除く): 307258952

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 74287, 148574, 297148, 594296, 817157, 1634314, 3194341, 3268628, 6388682, 6537256, 12777364, 25554728, 35137751, 70275502, 140551004, 281102008]

約数ペア:

[(1, 281102008), (2, 140551004), (4, 70275502), (8, 35137751), (11, 25554728), (22, 12777364), (43, 6537256), (44, 6388682), (86, 3268628), (88, 3194341), (172, 1634314), (344, 817157), (473, 594296), (946, 297148), (1892, 148574), (3784, 74287)]