1861308

素因数分解:

$2^2\times 3^2\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:506

約数の個数: 36

約数和(自身を含む): 4750200

約数和(自身を除く): 2888892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 149, 298, 347, 447, 596, 694, 894, 1041, 1341, 1388, 1788, 2082, 2682, 3123, 4164, 5364, 6246, 12492, 51703, 103406, 155109, 206812, 310218, 465327, 620436, 930654, 1861308]

約数ペア:

[(1, 1861308), (2, 930654), (3, 620436), (4, 465327), (6, 310218), (9, 206812), (12, 155109), (18, 103406), (36, 51703), (149, 12492), (298, 6246), (347, 5364), (447, 4164), (596, 3123), (694, 2682), (894, 2082), (1041, 1788), (1341, 1388)]