161559978

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1\times {\mathrm{631}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 327022080

約数和(自身を除く): 165462102

約数列:

[1, 2, 3, 6, 139, 278, 307, 417, 614, 631, 834, 921, 1262, 1842, 1893, 3786, 42673, 85346, 87709, 128019, 175418, 193717, 256038, 263127, 387434, 526254, 581151, 1162302, 26926663, 53853326, 80779989, 161559978]

約数ペア:

[(1, 161559978), (2, 80779989), (3, 53853326), (6, 26926663), (139, 1162302), (278, 581151), (307, 526254), (417, 387434), (614, 263127), (631, 256038), (834, 193717), (921, 175418), (1262, 128019), (1842, 87709), (1893, 85346), (3786, 42673)]