28148241

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 43084800

約数和(自身を除く): 14936559

約数列:

[1, 3, 11, 29, 33, 67, 87, 201, 319, 439, 737, 957, 1317, 1943, 2211, 4829, 5829, 12731, 14487, 21373, 29413, 38193, 64119, 88239, 140041, 323543, 420123, 852977, 970629, 2558931, 9382747, 28148241]

約数ペア:

[(1, 28148241), (3, 9382747), (11, 2558931), (29, 970629), (33, 852977), (67, 420123), (87, 323543), (201, 140041), (319, 88239), (439, 64119), (737, 38193), (957, 29413), (1317, 21373), (1943, 14487), (2211, 12731), (4829, 5829)]