204900997

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1367}}^1$

素因数の和:1430

約数の個数: 32

約数和(自身を含む): 262656000

約数和(自身を除く): 57755003

約数列:

[1, 7, 19, 23, 49, 133, 161, 343, 437, 931, 1127, 1367, 3059, 6517, 7889, 9569, 21413, 25973, 31441, 66983, 149891, 181811, 220087, 468881, 597379, 1272677, 1540609, 4181653, 8908739, 10784263, 29271571, 204900997]

約数ペア:

[(1, 204900997), (7, 29271571), (19, 10784263), (23, 8908739), (49, 4181653), (133, 1540609), (161, 1272677), (343, 597379), (437, 468881), (931, 220087), (1127, 181811), (1367, 149891), (3059, 66983), (6517, 31441), (7889, 25973), (9569, 21413)]