1999996838385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{39599977}}^1$

素因数の和:39600042

約数の個数: 64

約数和(自身を含む): 4044900152832

約数和(自身を除く): 2044903314447

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 37, 39, 65, 91, 105, 111, 185, 195, 259, 273, 455, 481, 555, 777, 1295, 1365, 1443, 2405, 3367, 3885, 7215, 10101, 16835, 50505, 39599977, 118799931, 197999885, 277199839, 514799701, 593999655, 831599517, 1385999195, 1465199149, 1544399103, 2573998505, 3603597907, 4157997585, 4395597447, 7325995745, 7721995515, 10256394043, 10810793721, 18017989535, 19047588937, 21977987235, 30769182129, 51281970215, 54053968605, 57142766811, 95237944685, 133333122559, 153845910645, 285713834055, 399999367677, 666665612795, 1999996838385]

約数ペア:

[(1, 1999996838385), (3, 666665612795), (5, 399999367677), (7, 285713834055), (13, 153845910645), (15, 133333122559), (21, 95237944685), (35, 57142766811), (37, 54053968605), (39, 51281970215), (65, 30769182129), (91, 21977987235), (105, 19047588937), (111, 18017989535), (185, 10810793721), (195, 10256394043), (259, 7721995515), (273, 7325995745), (455, 4395597447), (481, 4157997585), (555, 3603597907), (777, 2573998505), (1295, 1544399103), (1365, 1465199149), (1443, 1385999195), (2405, 831599517), (3367, 593999655), (3885, 514799701), (7215, 277199839), (10101, 197999885), (16835, 118799931), (50505, 39599977)]