1287804573

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1031}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 2169742848

約数和(自身を除く): 881938275

約数列:

[1, 3, 9, 11, 31, 33, 37, 93, 99, 111, 121, 279, 333, 341, 363, 407, 1023, 1031, 1089, 1147, 1221, 3069, 3093, 3441, 3663, 3751, 4477, 9279, 10323, 11253, 11341, 12617, 13431, 31961, 33759, 34023, 37851, 38147, 40293, 95883, 102069, 113553, 114441, 124751, 138787, 287649, 343323, 351571, 374253, 416361, 419617, 1054713, 1122759, 1182557, 1249083, 1258851, 3164139, 3547671, 3776553, 3867281, 4615787, 10643013, 11601843, 13008127, 13847361, 34805529, 39024381, 41542083, 117073143, 143089397, 429268191, 1287804573]

約数ペア:

[(1, 1287804573), (3, 429268191), (9, 143089397), (11, 117073143), (31, 41542083), (33, 39024381), (37, 34805529), (93, 13847361), (99, 13008127), (111, 11601843), (121, 10643013), (279, 4615787), (333, 3867281), (341, 3776553), (363, 3547671), (407, 3164139), (1023, 1258851), (1031, 1249083), (1089, 1182557), (1147, 1122759), (1221, 1054713), (3069, 419617), (3093, 416361), (3441, 374253), (3663, 351571), (3751, 343323), (4477, 287649), (9279, 138787), (10323, 124751), (11253, 114441), (11341, 113553), (12617, 102069), (13431, 95883), (31961, 40293), (33759, 38147), (34023, 37851)]