128834235

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 230630400

約数和(自身を除く): 101796165

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 139, 215, 387, 417, 479, 645, 695, 1251, 1437, 1935, 2085, 2395, 4311, 5977, 6255, 7185, 17931, 20597, 21555, 29885, 53793, 61791, 66581, 89655, 102985, 185373, 199743, 268965, 308955, 332905, 599229, 926865, 998715, 2862983, 2996145, 8588949, 14314915, 25766847, 42944745, 128834235]

約数ペア:

[(1, 128834235), (3, 42944745), (5, 25766847), (9, 14314915), (15, 8588949), (43, 2996145), (45, 2862983), (129, 998715), (139, 926865), (215, 599229), (387, 332905), (417, 308955), (479, 268965), (645, 199743), (695, 185373), (1251, 102985), (1437, 89655), (1935, 66581), (2085, 61791), (2395, 53793), (4311, 29885), (5977, 21555), (6255, 20597), (7185, 17931)]