2197408045

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 3250944000

約数和(自身を除く): 1053535955

約数列:

[1, 5, 7, 19, 35, 67, 95, 133, 149, 331, 335, 469, 665, 745, 1043, 1273, 1655, 2317, 2345, 2831, 5215, 6289, 6365, 8911, 9983, 11585, 14155, 19817, 22177, 31445, 44023, 44555, 49319, 49915, 69881, 99085, 110885, 155239, 189677, 220115, 246595, 345233, 349405, 421363, 776195, 937061, 948385, 1327739, 1726165, 2106815, 2949541, 3304373, 4685305, 6559427, 6638695, 14747705, 16521865, 23130611, 32797135, 62783087, 115653055, 313915435, 439481609, 2197408045]

約数ペア:

[(1, 2197408045), (5, 439481609), (7, 313915435), (19, 115653055), (35, 62783087), (67, 32797135), (95, 23130611), (133, 16521865), (149, 14747705), (331, 6638695), (335, 6559427), (469, 4685305), (665, 3304373), (745, 2949541), (1043, 2106815), (1273, 1726165), (1655, 1327739), (2317, 948385), (2345, 937061), (2831, 776195), (5215, 421363), (6289, 349405), (6365, 345233), (8911, 246595), (9983, 220115), (11585, 189677), (14155, 155239), (19817, 110885), (22177, 99085), (31445, 69881), (44023, 49915), (44555, 49319)]