77909805

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 140849280

約数和(自身を除く): 62939475

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 227, 261, 263, 435, 681, 789, 1135, 1305, 1315, 2043, 2367, 3405, 3945, 6583, 7627, 10215, 11835, 19749, 22881, 32915, 38135, 59247, 59701, 68643, 98745, 114405, 179103, 296235, 298505, 343215, 537309, 895515, 1731329, 2686545, 5193987, 8656645, 15581961, 25969935, 77909805]

約数ペア:

[(1, 77909805), (3, 25969935), (5, 15581961), (9, 8656645), (15, 5193987), (29, 2686545), (45, 1731329), (87, 895515), (145, 537309), (227, 343215), (261, 298505), (263, 296235), (435, 179103), (681, 114405), (789, 98745), (1135, 68643), (1305, 59701), (1315, 59247), (2043, 38135), (2367, 32915), (3405, 22881), (3945, 19749), (6583, 11835), (7627, 10215)]