31380908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{359}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 60787440

約数和(自身を除く): 29406532

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 359, 533, 718, 1066, 1436, 1681, 2132, 3362, 4667, 6724, 9334, 14719, 18668, 21853, 29438, 43706, 58876, 87412, 191347, 382694, 603479, 765388, 1206958, 2413916, 7845227, 15690454, 31380908]

約数ペア:

[(1, 31380908), (2, 15690454), (4, 7845227), (13, 2413916), (26, 1206958), (41, 765388), (52, 603479), (82, 382694), (164, 191347), (359, 87412), (533, 58876), (718, 43706), (1066, 29438), (1436, 21853), (1681, 18668), (2132, 14719), (3362, 9334), (4667, 6724)]