156908997

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{613}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 275857920

約数和(自身を除く): 118948923

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 239, 357, 613, 717, 1071, 1673, 1839, 2151, 4063, 4291, 5019, 5517, 10421, 12189, 12873, 15057, 28441, 31263, 36567, 38619, 72947, 85323, 93789, 146507, 218841, 255969, 439521, 656523, 1025549, 1318563, 2490619, 3076647, 7471857, 9229941, 17434333, 22415571, 52302999, 156908997]

約数ペア:

[(1, 156908997), (3, 52302999), (7, 22415571), (9, 17434333), (17, 9229941), (21, 7471857), (51, 3076647), (63, 2490619), (119, 1318563), (153, 1025549), (239, 656523), (357, 439521), (613, 255969), (717, 218841), (1071, 146507), (1673, 93789), (1839, 85323), (2151, 72947), (4063, 38619), (4291, 36567), (5019, 31263), (5517, 28441), (10421, 15057), (12189, 12873)]