656722023

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 995328000

約数和(自身を除く): 338605977

約数列:

[1, 3, 19, 29, 47, 57, 79, 87, 107, 141, 237, 321, 551, 893, 1363, 1501, 1653, 2033, 2291, 2679, 3103, 3713, 4089, 4503, 5029, 6099, 6873, 8453, 9309, 11139, 15087, 25359, 25897, 43529, 58957, 70547, 77691, 95551, 107677, 130587, 145841, 160607, 176871, 211641, 245137, 286653, 323031, 397291, 437523, 481821, 735411, 1191873, 2045863, 2770979, 4657603, 6137589, 7548529, 8312937, 11521439, 13972809, 22645587, 34564317, 218907341, 656722023]

約数ペア:

[(1, 656722023), (3, 218907341), (19, 34564317), (29, 22645587), (47, 13972809), (57, 11521439), (79, 8312937), (87, 7548529), (107, 6137589), (141, 4657603), (237, 2770979), (321, 2045863), (551, 1191873), (893, 735411), (1363, 481821), (1501, 437523), (1653, 397291), (2033, 323031), (2291, 286653), (2679, 245137), (3103, 211641), (3713, 176871), (4089, 160607), (4503, 145841), (5029, 130587), (6099, 107677), (6873, 95551), (8453, 77691), (9309, 70547), (11139, 58957), (15087, 43529), (25359, 25897)]