189404748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9871}}^1$

素因数の和:9935

約数の個数: 72

約数和(自身を含む): 528230976

約数和(自身を除く): 338826228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 1066, 1476, 1599, 2132, 3198, 4797, 6396, 9594, 9871, 19188, 19742, 29613, 39484, 59226, 88839, 118452, 128323, 177678, 256646, 355356, 384969, 404711, 513292, 769938, 809422, 1154907, 1214133, 1539876, 1618844, 2309814, 2428266, 3642399, 4619628, 4856532, 5261243, 7284798, 10522486, 14569596, 15783729, 21044972, 31567458, 47351187, 63134916, 94702374, 189404748]

約数ペア:

[(1, 189404748), (2, 94702374), (3, 63134916), (4, 47351187), (6, 31567458), (9, 21044972), (12, 15783729), (13, 14569596), (18, 10522486), (26, 7284798), (36, 5261243), (39, 4856532), (41, 4619628), (52, 3642399), (78, 2428266), (82, 2309814), (117, 1618844), (123, 1539876), (156, 1214133), (164, 1154907), (234, 809422), (246, 769938), (369, 513292), (468, 404711), (492, 384969), (533, 355356), (738, 256646), (1066, 177678), (1476, 128323), (1599, 118452), (2132, 88839), (3198, 59226), (4797, 39484), (6396, 29613), (9594, 19742), (9871, 19188)]