423833488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{65731}}^1$

素因数の和:65783

約数の個数: 40

約数和(自身を含む): 912886016

約数和(自身を除く): 489052528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 65731, 131462, 262924, 525848, 854503, 1051696, 1709006, 2037661, 3418012, 4075322, 6836024, 8150644, 13672048, 16301288, 26489593, 32602576, 52979186, 105958372, 211916744, 423833488]

約数ペア:

[(1, 423833488), (2, 211916744), (4, 105958372), (8, 52979186), (13, 32602576), (16, 26489593), (26, 16301288), (31, 13672048), (52, 8150644), (62, 6836024), (104, 4075322), (124, 3418012), (208, 2037661), (248, 1709006), (403, 1051696), (496, 854503), (806, 525848), (1612, 262924), (3224, 131462), (6448, 65731)]