399077301

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 660492288

約数和(自身を除く): 261414987

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 137, 161, 163, 259, 411, 483, 489, 777, 851, 959, 1141, 2553, 2877, 3151, 3423, 3749, 5069, 5957, 6031, 9453, 11247, 15207, 17871, 18093, 22057, 22331, 26243, 35483, 42217, 66171, 66993, 78729, 106449, 116587, 126651, 138713, 156317, 349761, 416139, 468951, 513613, 816109, 826247, 970991, 1540839, 2448327, 2478741, 2912973, 3595291, 5783729, 10785873, 17351187, 19003681, 57011043, 133025767, 399077301]

約数ペア:

[(1, 399077301), (3, 133025767), (7, 57011043), (21, 19003681), (23, 17351187), (37, 10785873), (69, 5783729), (111, 3595291), (137, 2912973), (161, 2478741), (163, 2448327), (259, 1540839), (411, 970991), (483, 826247), (489, 816109), (777, 513613), (851, 468951), (959, 416139), (1141, 349761), (2553, 156317), (2877, 138713), (3151, 126651), (3423, 116587), (3749, 106449), (5069, 78729), (5957, 66993), (6031, 66171), (9453, 42217), (11247, 35483), (15207, 26243), (17871, 22331), (18093, 22057)]