398673605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{2789}}^1$

素因数の和:2941

約数の個数: 32

約数和(自身を含む): 549607680

約数和(自身を除く): 150934075

約数列:

[1, 5, 11, 23, 55, 113, 115, 253, 565, 1243, 1265, 2599, 2789, 6215, 12995, 13945, 28589, 30679, 64147, 142945, 153395, 315157, 320735, 705617, 1575785, 3466727, 3528085, 7248611, 17333635, 36243055, 79734721, 398673605]

約数ペア:

[(1, 398673605), (5, 79734721), (11, 36243055), (23, 17333635), (55, 7248611), (113, 3528085), (115, 3466727), (253, 1575785), (565, 705617), (1243, 320735), (1265, 315157), (2599, 153395), (2789, 142945), (6215, 64147), (12995, 30679), (13945, 28589)]