67805451

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 120960000

約数和(自身を除く): 53154549

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 89, 139, 189, 203, 261, 267, 417, 609, 623, 783, 801, 973, 1251, 1827, 1869, 2403, 2581, 2919, 3753, 4031, 5481, 5607, 7743, 8757, 12093, 12371, 16821, 18067, 23229, 26271, 28217, 36279, 37113, 54201, 69687, 84651, 86597, 108837, 111339, 162603, 253953, 259791, 334017, 358759, 487809, 761859, 779373, 1076277, 2338119, 2511313, 3228831, 7533939, 9686493, 22601817, 67805451]

約数ペア:

[(1, 67805451), (3, 22601817), (7, 9686493), (9, 7533939), (21, 3228831), (27, 2511313), (29, 2338119), (63, 1076277), (87, 779373), (89, 761859), (139, 487809), (189, 358759), (203, 334017), (261, 259791), (267, 253953), (417, 162603), (609, 111339), (623, 108837), (783, 86597), (801, 84651), (973, 69687), (1251, 54201), (1827, 37113), (1869, 36279), (2403, 28217), (2581, 26271), (2919, 23229), (3753, 18067), (4031, 16821), (5481, 12371), (5607, 12093), (7743, 8757)]