388408974

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{3607}}^1$

素因数の和:3880

約数の個数: 32

約数和(自身を含む): 788679936

約数和(自身を除く): 400270962

約数列:

[1, 2, 3, 6, 131, 137, 262, 274, 393, 411, 786, 822, 3607, 7214, 10821, 17947, 21642, 35894, 53841, 107682, 472517, 494159, 945034, 988318, 1417551, 1482477, 2835102, 2964954, 64734829, 129469658, 194204487, 388408974]

約数ペア:

[(1, 388408974), (2, 194204487), (3, 129469658), (6, 64734829), (131, 2964954), (137, 2835102), (262, 1482477), (274, 1417551), (393, 988318), (411, 945034), (786, 494159), (822, 472517), (3607, 107682), (7214, 53841), (10821, 35894), (17947, 21642)]