31274908

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 65286144

約数和(自身を除く): 34011236

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 137, 217, 263, 274, 434, 526, 548, 868, 959, 1052, 1841, 1918, 3682, 3836, 4247, 7364, 8153, 8494, 16306, 16988, 29729, 32612, 36031, 57071, 59458, 72062, 114142, 118916, 144124, 228284, 252217, 504434, 1008868, 1116961, 2233922, 4467844, 7818727, 15637454, 31274908]

約数ペア:

[(1, 31274908), (2, 15637454), (4, 7818727), (7, 4467844), (14, 2233922), (28, 1116961), (31, 1008868), (62, 504434), (124, 252217), (137, 228284), (217, 144124), (263, 118916), (274, 114142), (434, 72062), (526, 59458), (548, 57071), (868, 36031), (959, 32612), (1052, 29729), (1841, 16988), (1918, 16306), (3682, 8494), (3836, 8153), (4247, 7364)]