84354921

素因数分解:

$3^2\times 7^2\times {\mathrm{191281}}^1$

素因数の和:191301

約数の個数: 18

約数和(自身を含む): 141739962

約数和(自身を除く): 57385041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 191281, 573843, 1338967, 1721529, 4016901, 9372769, 12050703, 28118307, 84354921]

約数ペア:

[(1, 84354921), (3, 28118307), (7, 12050703), (9, 9372769), (21, 4016901), (49, 1721529), (63, 1338967), (147, 573843), (441, 191281)]