25978162

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 45868032

約数和(自身を除く): 19889870

約数列:

[1, 2, 7, 14, 53, 106, 157, 223, 314, 371, 446, 742, 1099, 1561, 2198, 3122, 8321, 11819, 16642, 23638, 35011, 58247, 70022, 82733, 116494, 165466, 245077, 490154, 1855583, 3711166, 12989081, 25978162]

約数ペア:

[(1, 25978162), (2, 12989081), (7, 3711166), (14, 1855583), (53, 490154), (106, 245077), (157, 165466), (223, 116494), (314, 82733), (371, 70022), (446, 58247), (742, 35011), (1099, 23638), (1561, 16642), (2198, 11819), (3122, 8321)]