213888514

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{1327}}^1$

素因数の和:1762

約数の個数: 32

約数和(自身を含む): 380551680

約数和(自身を除く): 166663166

約数列:

[1, 2, 7, 14, 29, 58, 203, 397, 406, 794, 1327, 2654, 2779, 5558, 9289, 11513, 18578, 23026, 38483, 76966, 80591, 161182, 269381, 526819, 538762, 1053638, 3687733, 7375466, 15277751, 30555502, 106944257, 213888514]

約数ペア:

[(1, 213888514), (2, 106944257), (7, 30555502), (14, 15277751), (29, 7375466), (58, 3687733), (203, 1053638), (397, 538762), (406, 526819), (794, 269381), (1327, 161182), (2654, 80591), (2779, 76966), (5558, 38483), (9289, 23026), (11513, 18578)]