155220338

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1669}}^1$

素因数の和:1771

約数の個数: 48

約数和(自身を含む): 295850520

約数和(自身を除く): 140630182

約数列:

[1, 2, 7, 13, 14, 26, 49, 73, 91, 98, 146, 182, 511, 637, 949, 1022, 1274, 1669, 1898, 3338, 3577, 6643, 7154, 11683, 13286, 21697, 23366, 43394, 46501, 81781, 93002, 121837, 151879, 163562, 243674, 303758, 852859, 1063153, 1583881, 1705718, 2126306, 3167762, 5970013, 11087167, 11940026, 22174334, 77610169, 155220338]

約数ペア:

[(1, 155220338), (2, 77610169), (7, 22174334), (13, 11940026), (14, 11087167), (26, 5970013), (49, 3167762), (73, 2126306), (91, 1705718), (98, 1583881), (146, 1063153), (182, 852859), (511, 303758), (637, 243674), (949, 163562), (1022, 151879), (1274, 121837), (1669, 93002), (1898, 81781), (3338, 46501), (3577, 43394), (6643, 23366), (7154, 21697), (11683, 13286)]