81129912

素因数分解:

$2^3\times 3^1\times {\mathrm{199}}^1\times {\mathrm{16987}}^1$

素因数の和:17195

約数の個数: 32

約数和(自身を含む): 203856000

約数和(自身を除く): 122726088

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 199, 398, 597, 796, 1194, 1592, 2388, 4776, 16987, 33974, 50961, 67948, 101922, 135896, 203844, 407688, 3380413, 6760826, 10141239, 13521652, 20282478, 27043304, 40564956, 81129912]

約数ペア:

[(1, 81129912), (2, 40564956), (3, 27043304), (4, 20282478), (6, 13521652), (8, 10141239), (12, 6760826), (24, 3380413), (199, 407688), (398, 203844), (597, 135896), (796, 101922), (1194, 67948), (1592, 50961), (2388, 33974), (4776, 16987)]