189746739

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2663}}^1$

素因数の和:2721

約数の個数: 64

約数和(自身を含む): 358041600

約数和(自身を除く): 168294861

約数列:

[1, 3, 7, 9, 13, 21, 27, 29, 39, 63, 87, 91, 117, 189, 203, 261, 273, 351, 377, 609, 783, 819, 1131, 1827, 2457, 2639, 2663, 3393, 5481, 7917, 7989, 10179, 18641, 23751, 23967, 34619, 55923, 71253, 71901, 77227, 103857, 167769, 231681, 242333, 311571, 503307, 540589, 695043, 726999, 934713, 1003951, 1621767, 2085129, 2180997, 3011853, 4865301, 6542991, 7027657, 9035559, 14595903, 21082971, 27106677, 63248913, 189746739]

約数ペア:

[(1, 189746739), (3, 63248913), (7, 27106677), (9, 21082971), (13, 14595903), (21, 9035559), (27, 7027657), (29, 6542991), (39, 4865301), (63, 3011853), (87, 2180997), (91, 2085129), (117, 1621767), (189, 1003951), (203, 934713), (261, 726999), (273, 695043), (351, 540589), (377, 503307), (609, 311571), (783, 242333), (819, 231681), (1131, 167769), (1827, 103857), (2457, 77227), (2639, 71901), (2663, 71253), (3393, 55923), (5481, 34619), (7917, 23967), (7989, 23751), (10179, 18641)]