128646342

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20959}}^1$

素因数の和:21009

約数の個数: 48

約数和(自身を含む): 313896960

約数和(自身を除く): 185250618

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 99, 186, 198, 279, 341, 558, 682, 1023, 2046, 3069, 6138, 20959, 41918, 62877, 125754, 188631, 230549, 377262, 461098, 649729, 691647, 1299458, 1383294, 1949187, 2074941, 3898374, 4149882, 5847561, 7147019, 11695122, 14294038, 21441057, 42882114, 64323171, 128646342]

約数ペア:

[(1, 128646342), (2, 64323171), (3, 42882114), (6, 21441057), (9, 14294038), (11, 11695122), (18, 7147019), (22, 5847561), (31, 4149882), (33, 3898374), (62, 2074941), (66, 1949187), (93, 1383294), (99, 1299458), (186, 691647), (198, 649729), (279, 461098), (341, 377262), (558, 230549), (682, 188631), (1023, 125754), (2046, 62877), (3069, 41918), (6138, 20959)]