397788342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{305521}}^1$

素因数の和:305564

約数の個数: 32

約数和(自身を含む): 938563584

約数和(自身を除く): 540775242

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 305521, 611042, 916563, 1833126, 2138647, 4277294, 6415941, 9471151, 12831882, 18942302, 28413453, 56826906, 66298057, 132596114, 198894171, 397788342]

約数ペア:

[(1, 397788342), (2, 198894171), (3, 132596114), (6, 66298057), (7, 56826906), (14, 28413453), (21, 18942302), (31, 12831882), (42, 9471151), (62, 6415941), (93, 4277294), (186, 2138647), (217, 1833126), (434, 916563), (651, 611042), (1302, 305521)]