201778845579

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{4673}}^1\times {\mathrm{28057}}^1$

素因数の和:32761

約数の個数: 40

約数和(自身を含む): 317366282640

約数和(自身を除く): 115587437061

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 4673, 14019, 28057, 42057, 84171, 88787, 126171, 252513, 266361, 378513, 533083, 757539, 799083, 1599249, 2272617, 2397249, 4797747, 7191747, 14393241, 43179723, 131110361, 393331083, 1179993249, 2491096859, 3539979747, 7473290577, 10619939241, 22419871731, 67259615193, 201778845579]

約数ペア:

[(1, 201778845579), (3, 67259615193), (9, 22419871731), (19, 10619939241), (27, 7473290577), (57, 3539979747), (81, 2491096859), (171, 1179993249), (513, 393331083), (1539, 131110361), (4673, 43179723), (14019, 14393241), (28057, 7191747), (42057, 4797747), (84171, 2397249), (88787, 2272617), (126171, 1599249), (252513, 799083), (266361, 757539), (378513, 533083)]