87836889

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{359}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 137134080

約数和(自身を除く): 49297191

約数列:

[1, 3, 7, 21, 61, 183, 191, 359, 427, 573, 1077, 1281, 1337, 2513, 4011, 7539, 11651, 21899, 34953, 65697, 68569, 81557, 153293, 205707, 244671, 459879, 479983, 1439949, 4182709, 12548127, 29278963, 87836889]

約数ペア:

[(1, 87836889), (3, 29278963), (7, 12548127), (21, 4182709), (61, 1439949), (183, 479983), (191, 459879), (359, 244671), (427, 205707), (573, 153293), (1077, 81557), (1281, 68569), (1337, 65697), (2513, 34953), (4011, 21899), (7539, 11651)]