378774963

素因数分解:

$3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{14281}}^1$

素因数の和:14715

約数の個数: 24

約数和(自身を含む): 626808416

約数和(自身を除く): 248033453

約数列:

[1, 3, 7, 9, 21, 63, 421, 1263, 2947, 3789, 8841, 14281, 26523, 42843, 99967, 128529, 299901, 899703, 6012301, 18036903, 42086107, 54110709, 126258321, 378774963]

約数ペア:

[(1, 378774963), (3, 126258321), (7, 54110709), (9, 42086107), (21, 18036903), (63, 6012301), (421, 899703), (1263, 299901), (2947, 128529), (3789, 99967), (8841, 42843), (14281, 26523)]