208264966

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 408038400

約数和(自身を除く): 199773434

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 229, 247, 263, 266, 458, 494, 526, 1603, 1729, 1841, 2977, 3206, 3419, 3458, 3682, 4351, 4997, 5954, 6838, 8702, 9994, 20839, 23933, 30457, 34979, 41678, 47866, 56563, 60227, 60914, 64961, 69958, 113126, 120454, 129922, 395941, 421589, 454727, 782951, 791882, 843178, 909454, 1144313, 1565902, 2288626, 5480657, 8010191, 10961314, 14876069, 16020382, 29752138, 104132483, 208264966]

約数ペア:

[(1, 208264966), (2, 104132483), (7, 29752138), (13, 16020382), (14, 14876069), (19, 10961314), (26, 8010191), (38, 5480657), (91, 2288626), (133, 1565902), (182, 1144313), (229, 909454), (247, 843178), (263, 791882), (266, 782951), (458, 454727), (494, 421589), (526, 395941), (1603, 129922), (1729, 120454), (1841, 113126), (2977, 69958), (3206, 64961), (3419, 60914), (3458, 60227), (3682, 56563), (4351, 47866), (4997, 41678), (5954, 34979), (6838, 30457), (8702, 23933), (9994, 20839)]