1865241

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 3225600

約数和(自身を除く): 1360359

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 139, 189, 213, 417, 497, 639, 973, 1251, 1491, 1917, 2919, 3753, 4473, 8757, 9869, 13419, 26271, 29607, 69083, 88821, 207249, 266463, 621747, 1865241]

約数ペア:

[(1, 1865241), (3, 621747), (7, 266463), (9, 207249), (21, 88821), (27, 69083), (63, 29607), (71, 26271), (139, 13419), (189, 9869), (213, 8757), (417, 4473), (497, 3753), (639, 2919), (973, 1917), (1251, 1491)]