1218490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 2740608

約数和(自身を除く): 1522118

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 103, 130, 169, 182, 206, 338, 455, 515, 721, 845, 910, 1030, 1183, 1339, 1442, 1690, 2366, 2678, 3605, 5915, 6695, 7210, 9373, 11830, 13390, 17407, 18746, 34814, 46865, 87035, 93730, 121849, 174070, 243698, 609245, 1218490]

約数ペア:

[(1, 1218490), (2, 609245), (5, 243698), (7, 174070), (10, 121849), (13, 93730), (14, 87035), (26, 46865), (35, 34814), (65, 18746), (70, 17407), (91, 13390), (103, 11830), (130, 9373), (169, 7210), (182, 6695), (206, 5915), (338, 3605), (455, 2678), (515, 2366), (721, 1690), (845, 1442), (910, 1339), (1030, 1183)]