408069688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2129}}^1$

素因数の和:2264

約数の個数: 64

約数和(自身を含む): 876708000

約数和(自身を除く): 468638312

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 97, 104, 152, 194, 247, 388, 494, 776, 988, 1261, 1843, 1976, 2129, 2522, 3686, 4258, 5044, 7372, 8516, 10088, 14744, 17032, 23959, 27677, 40451, 47918, 55354, 80902, 95836, 110708, 161804, 191672, 206513, 221416, 323608, 413026, 525863, 826052, 1051726, 1652104, 2103452, 2684669, 3923747, 4206904, 5369338, 7847494, 10738676, 15694988, 21477352, 31389976, 51008711, 102017422, 204034844, 408069688]

約数ペア:

[(1, 408069688), (2, 204034844), (4, 102017422), (8, 51008711), (13, 31389976), (19, 21477352), (26, 15694988), (38, 10738676), (52, 7847494), (76, 5369338), (97, 4206904), (104, 3923747), (152, 2684669), (194, 2103452), (247, 1652104), (388, 1051726), (494, 826052), (776, 525863), (988, 413026), (1261, 323608), (1843, 221416), (1976, 206513), (2129, 191672), (2522, 161804), (3686, 110708), (4258, 95836), (5044, 80902), (7372, 55354), (8516, 47918), (10088, 40451), (14744, 27677), (17032, 23959)]