307939688

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{289417}}^1$

素因数の和:289449

約数の個数: 32

約数和(自身を含む): 694603200

約数和(自身を除く): 386663512

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 289417, 578834, 1157668, 2025919, 2315336, 4051838, 5498923, 8103676, 10997846, 16207352, 21995692, 38492461, 43991384, 76984922, 153969844, 307939688]

約数ペア:

[(1, 307939688), (2, 153969844), (4, 76984922), (7, 43991384), (8, 38492461), (14, 21995692), (19, 16207352), (28, 10997846), (38, 8103676), (56, 5498923), (76, 4051838), (133, 2315336), (152, 2025919), (266, 1157668), (532, 578834), (1064, 289417)]