217428984

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{70229}}^1$

素因数の和:70284

約数の個数: 48

約数和(自身を含む): 602573400

約数和(自身を除く): 385144416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 70229, 140458, 210687, 280916, 421374, 561832, 632061, 842748, 1264122, 1685496, 2528244, 3019847, 5056488, 6039694, 9059541, 12079388, 18119082, 24158776, 27178623, 36238164, 54357246, 72476328, 108714492, 217428984]

約数ペア:

[(1, 217428984), (2, 108714492), (3, 72476328), (4, 54357246), (6, 36238164), (8, 27178623), (9, 24158776), (12, 18119082), (18, 12079388), (24, 9059541), (36, 6039694), (43, 5056488), (72, 3019847), (86, 2528244), (129, 1685496), (172, 1264122), (258, 842748), (344, 632061), (387, 561832), (516, 421374), (774, 280916), (1032, 210687), (1548, 140458), (3096, 70229)]