290147298

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{77621}}^1$

素因数の和:77722

約数の個数: 32

約数和(自身を含む): 670654080

約数和(自身を除く): 380506782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 77621, 155242, 232863, 465726, 543347, 1086694, 1630041, 3260082, 6908269, 13816538, 20724807, 41449614, 48357883, 96715766, 145073649, 290147298]

約数ペア:

[(1, 290147298), (2, 145073649), (3, 96715766), (6, 48357883), (7, 41449614), (14, 20724807), (21, 13816538), (42, 6908269), (89, 3260082), (178, 1630041), (267, 1086694), (534, 543347), (623, 465726), (1246, 232863), (1869, 155242), (3738, 77621)]