406327999

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 562609152

約数和(自身を除く): 156281153

約数列:

[1, 7, 11, 17, 41, 67, 77, 113, 119, 187, 287, 451, 469, 697, 737, 791, 1139, 1243, 1309, 1921, 2747, 3157, 4633, 4879, 5159, 7571, 7667, 7973, 8701, 12529, 13447, 19229, 21131, 30217, 32431, 46699, 50963, 52997, 53669, 78761, 83281, 87703, 128707, 147917, 211519, 310411, 326893, 356741, 513689, 551327, 582967, 866371, 900949, 1415777, 2172877, 3414521, 3595823, 5276987, 6064597, 9910439, 23901647, 36938909, 58046857, 406327999]

約数ペア:

[(1, 406327999), (7, 58046857), (11, 36938909), (17, 23901647), (41, 9910439), (67, 6064597), (77, 5276987), (113, 3595823), (119, 3414521), (187, 2172877), (287, 1415777), (451, 900949), (469, 866371), (697, 582967), (737, 551327), (791, 513689), (1139, 356741), (1243, 326893), (1309, 310411), (1921, 211519), (2747, 147917), (3157, 128707), (4633, 87703), (4879, 83281), (5159, 78761), (7571, 53669), (7667, 52997), (7973, 50963), (8701, 46699), (12529, 32431), (13447, 30217), (19229, 21131)]