84356979

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{30203}}^1$

素因数の和:30239

約数の個数: 24

約数和(自身を含む): 137730240

約数和(自身を除く): 53373261

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 30203, 90609, 211421, 573857, 634263, 1479947, 1721571, 4016999, 4439841, 12050997, 28118993, 84356979]

約数ペア:

[(1, 84356979), (3, 28118993), (7, 12050997), (19, 4439841), (21, 4016999), (49, 1721571), (57, 1479947), (133, 634263), (147, 573857), (399, 211421), (931, 90609), (2793, 30203)]