1279231728

素因数分解:

$2^4\times 3^1\times {\mathrm{6661}}^1\times {\mathrm{4001}}^1$

素因数の和:10673

約数の個数: 40

約数和(自身を含む): 3306004176

約数和(自身を除く): 2026772448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 4001, 6661, 8002, 12003, 13322, 16004, 19983, 24006, 26644, 32008, 39966, 48012, 53288, 64016, 79932, 96024, 106576, 159864, 192048, 319728, 26650661, 53301322, 79951983, 106602644, 159903966, 213205288, 319807932, 426410576, 639615864, 1279231728]

約数ペア:

[(1, 1279231728), (2, 639615864), (3, 426410576), (4, 319807932), (6, 213205288), (8, 159903966), (12, 106602644), (16, 79951983), (24, 53301322), (48, 26650661), (4001, 319728), (6661, 192048), (8002, 159864), (12003, 106576), (13322, 96024), (16004, 79932), (19983, 64016), (24006, 53288), (26644, 48012), (32008, 39966)]