220131774

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 483380352

約数和(自身を除く): 263248578

約数列:

[1, 2, 3, 6, 9, 18, 173, 223, 317, 346, 446, 519, 634, 669, 951, 1038, 1338, 1557, 1902, 2007, 2853, 3114, 4014, 5706, 38579, 54841, 70691, 77158, 109682, 115737, 141382, 164523, 212073, 231474, 329046, 347211, 424146, 493569, 636219, 694422, 987138, 1272438, 12229543, 24459086, 36688629, 73377258, 110065887, 220131774]

約数ペア:

[(1, 220131774), (2, 110065887), (3, 73377258), (6, 36688629), (9, 24459086), (18, 12229543), (173, 1272438), (223, 987138), (317, 694422), (346, 636219), (446, 493569), (519, 424146), (634, 347211), (669, 329046), (951, 231474), (1038, 212073), (1338, 164523), (1557, 141382), (1902, 115737), (2007, 109682), (2853, 77158), (3114, 70691), (4014, 54841), (5706, 38579)]