4492985

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 6580224

約数和(自身を除く): 2087239

約数列:

[1, 5, 7, 31, 35, 41, 101, 155, 205, 217, 287, 505, 707, 1085, 1271, 1435, 3131, 3535, 4141, 6355, 8897, 15655, 20705, 21917, 28987, 44485, 109585, 128371, 144935, 641855, 898597, 4492985]

約数ペア:

[(1, 4492985), (5, 898597), (7, 641855), (31, 144935), (35, 128371), (41, 109585), (101, 44485), (155, 28987), (205, 21917), (217, 20705), (287, 15655), (505, 8897), (707, 6355), (1085, 4141), (1271, 3535), (1435, 3131)]