27720963036

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2971}}^1\times {\mathrm{19937}}^1$

素因数の和:22931

約数の個数: 72

約数和(自身を含む): 75491807664

約数和(自身を除く): 47770844628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 2971, 5942, 8913, 11884, 17826, 19937, 26739, 35652, 38623, 39874, 53478, 59811, 77246, 79748, 106956, 115869, 119622, 154492, 179433, 231738, 239244, 259181, 347607, 358866, 463476, 518362, 695214, 717732, 777543, 1036724, 1390428, 1555086, 2332629, 3110172, 4665258, 9330516, 59232827, 118465654, 177698481, 236931308, 355396962, 533095443, 710793924, 770026751, 1066190886, 1540053502, 2132381772, 2310080253, 3080107004, 4620160506, 6930240759, 9240321012, 13860481518, 27720963036]

約数ペア:

[(1, 27720963036), (2, 13860481518), (3, 9240321012), (4, 6930240759), (6, 4620160506), (9, 3080107004), (12, 2310080253), (13, 2132381772), (18, 1540053502), (26, 1066190886), (36, 770026751), (39, 710793924), (52, 533095443), (78, 355396962), (117, 236931308), (156, 177698481), (234, 118465654), (468, 59232827), (2971, 9330516), (5942, 4665258), (8913, 3110172), (11884, 2332629), (17826, 1555086), (19937, 1390428), (26739, 1036724), (35652, 777543), (38623, 717732), (39874, 695214), (53478, 518362), (59811, 463476), (77246, 358866), (79748, 347607), (106956, 259181), (115869, 239244), (119622, 231738), (154492, 179433)]