163949388

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1\times {\mathrm{433}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 387891840

約数和(自身を除く): 223942452

約数列:

[1, 2, 3, 4, 6, 12, 139, 227, 278, 417, 433, 454, 556, 681, 834, 866, 908, 1299, 1362, 1668, 1732, 2598, 2724, 5196, 31553, 60187, 63106, 94659, 98291, 120374, 126212, 180561, 189318, 196582, 240748, 294873, 361122, 378636, 393164, 589746, 722244, 1179492, 13662449, 27324898, 40987347, 54649796, 81974694, 163949388]

約数ペア:

[(1, 163949388), (2, 81974694), (3, 54649796), (4, 40987347), (6, 27324898), (12, 13662449), (139, 1179492), (227, 722244), (278, 589746), (417, 393164), (433, 378636), (454, 361122), (556, 294873), (681, 240748), (834, 196582), (866, 189318), (908, 180561), (1299, 126212), (1362, 120374), (1668, 98291), (1732, 94659), (2598, 63106), (2724, 60187), (5196, 31553)]