81372396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31249}}^1$

素因数の和:31294

約数の個数: 48

約数和(自身を含む): 224000000

約数和(自身を除く): 142627604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 31249, 62498, 93747, 124996, 187494, 218743, 374988, 437486, 656229, 874972, 968719, 1312458, 1937438, 2624916, 2906157, 3874876, 5812314, 6781033, 11624628, 13562066, 20343099, 27124132, 40686198, 81372396]

約数ペア:

[(1, 81372396), (2, 40686198), (3, 27124132), (4, 20343099), (6, 13562066), (7, 11624628), (12, 6781033), (14, 5812314), (21, 3874876), (28, 2906157), (31, 2624916), (42, 1937438), (62, 1312458), (84, 968719), (93, 874972), (124, 656229), (186, 437486), (217, 374988), (372, 218743), (434, 187494), (651, 124996), (868, 93747), (1302, 62498), (2604, 31249)]