213575796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{15991}}^1$

素因数の和:16061

約数の個数: 72

約数和(自身を含む): 628677504

約数和(自身を除く): 415101708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1484, 1908, 2226, 3339, 4452, 6678, 13356, 15991, 31982, 47973, 63964, 95946, 111937, 143919, 191892, 223874, 287838, 335811, 447748, 575676, 671622, 847523, 1007433, 1343244, 1695046, 2014866, 2542569, 3390092, 4029732, 5085138, 5932661, 7627707, 10170276, 11865322, 15255414, 17797983, 23730644, 30510828, 35595966, 53393949, 71191932, 106787898, 213575796]

約数ペア:

[(1, 213575796), (2, 106787898), (3, 71191932), (4, 53393949), (6, 35595966), (7, 30510828), (9, 23730644), (12, 17797983), (14, 15255414), (18, 11865322), (21, 10170276), (28, 7627707), (36, 5932661), (42, 5085138), (53, 4029732), (63, 3390092), (84, 2542569), (106, 2014866), (126, 1695046), (159, 1343244), (212, 1007433), (252, 847523), (318, 671622), (371, 575676), (477, 447748), (636, 335811), (742, 287838), (954, 223874), (1113, 191892), (1484, 143919), (1908, 111937), (2226, 95946), (3339, 63964), (4452, 47973), (6678, 31982), (13356, 15991)]