218333136

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{649801}}^1$

素因数の和:649819

約数の個数: 40

約数和(自身を含む): 644603584

約数和(自身を除く): 426270448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 649801, 1299602, 1949403, 2599204, 3898806, 4548607, 5198408, 7797612, 9097214, 10396816, 13645821, 15595224, 18194428, 27291642, 31190448, 36388856, 54583284, 72777712, 109166568, 218333136]

約数ペア:

[(1, 218333136), (2, 109166568), (3, 72777712), (4, 54583284), (6, 36388856), (7, 31190448), (8, 27291642), (12, 18194428), (14, 15595224), (16, 13645821), (21, 10396816), (24, 9097214), (28, 7797612), (42, 5198408), (48, 4548607), (56, 3898806), (84, 2599204), (112, 1949403), (168, 1299602), (336, 649801)]