198254490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{134867}}^1$

素因数の和:134891

約数の個数: 48

約数和(自身を含む): 553498272

約数和(自身を除く): 355243782

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 134867, 269734, 404601, 674335, 809202, 944069, 1348670, 1888138, 2023005, 2832207, 4046010, 4720345, 5664414, 6608483, 9440690, 13216966, 14161035, 19825449, 28322070, 33042415, 39650898, 66084830, 99127245, 198254490]

約数ペア:

[(1, 198254490), (2, 99127245), (3, 66084830), (5, 39650898), (6, 33042415), (7, 28322070), (10, 19825449), (14, 14161035), (15, 13216966), (21, 9440690), (30, 6608483), (35, 5664414), (42, 4720345), (49, 4046010), (70, 2832207), (98, 2023005), (105, 1888138), (147, 1348670), (210, 944069), (245, 809202), (294, 674335), (490, 404601), (735, 269734), (1470, 134867)]