215054574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{19469}}^1$

素因数の和:19744

約数の個数: 32

約数和(自身を含む): 493447680

約数和(自身を除く): 278393106

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 263, 526, 789, 1578, 1841, 3682, 5523, 11046, 19469, 38938, 58407, 116814, 136283, 272566, 408849, 817698, 5120347, 10240694, 15361041, 30722082, 35842429, 71684858, 107527287, 215054574]

約数ペア:

[(1, 215054574), (2, 107527287), (3, 71684858), (6, 35842429), (7, 30722082), (14, 15361041), (21, 10240694), (42, 5120347), (263, 817698), (526, 408849), (789, 272566), (1578, 136283), (1841, 116814), (3682, 58407), (5523, 38938), (11046, 19469)]