394354896

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{631979}}^1$

素因数の和:632003

約数の個数: 40

約数和(自身を含む): 1097117280

約数和(自身を除く): 702762384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 631979, 1263958, 1895937, 2527916, 3791874, 5055832, 7583748, 8215727, 10111664, 15167496, 16431454, 24647181, 30334992, 32862908, 49294362, 65725816, 98588724, 131451632, 197177448, 394354896]

約数ペア:

[(1, 394354896), (2, 197177448), (3, 131451632), (4, 98588724), (6, 65725816), (8, 49294362), (12, 32862908), (13, 30334992), (16, 24647181), (24, 16431454), (26, 15167496), (39, 10111664), (48, 8215727), (52, 7583748), (78, 5055832), (104, 3791874), (156, 2527916), (208, 1895937), (312, 1263958), (624, 631979)]