28479932

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 56297472

約数和(自身を除く): 27817540

約数列:

[1, 2, 4, 13, 26, 43, 47, 52, 86, 94, 172, 188, 271, 542, 559, 611, 1084, 1118, 1222, 2021, 2236, 2444, 3523, 4042, 7046, 8084, 11653, 12737, 14092, 23306, 25474, 26273, 46612, 50948, 52546, 105092, 151489, 165581, 302978, 331162, 547691, 605956, 662324, 1095382, 2190764, 7119983, 14239966, 28479932]

約数ペア:

[(1, 28479932), (2, 14239966), (4, 7119983), (13, 2190764), (26, 1095382), (43, 662324), (47, 605956), (52, 547691), (86, 331162), (94, 302978), (172, 165581), (188, 151489), (271, 105092), (542, 52546), (559, 50948), (611, 46612), (1084, 26273), (1118, 25474), (1222, 23306), (2021, 14092), (2236, 12737), (2444, 11653), (3523, 8084), (4042, 7046)]