78334028

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{67763}}^1$

素因数の和:67801

約数の個数: 18

約数和(自身を含む): 145624836

約数和(自身を除く): 67290808

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 67763, 135526, 271052, 1151971, 2303942, 4607884, 19583507, 39167014, 78334028]

約数ペア:

[(1, 78334028), (2, 39167014), (4, 19583507), (17, 4607884), (34, 2303942), (68, 1151971), (289, 271052), (578, 135526), (1156, 67763)]