87411819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{269}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 131155200

約数和(自身を除く): 43743381

約数列:

[1, 3, 11, 33, 43, 129, 229, 269, 473, 687, 807, 1419, 2519, 2959, 7557, 8877, 9847, 11567, 29541, 34701, 61601, 108317, 127237, 184803, 324951, 381711, 677611, 2032833, 2648843, 7946529, 29137273, 87411819]

約数ペア:

[(1, 87411819), (3, 29137273), (11, 7946529), (33, 2648843), (43, 2032833), (129, 677611), (229, 381711), (269, 324951), (473, 184803), (687, 127237), (807, 108317), (1419, 61601), (2519, 34701), (2959, 29541), (7557, 11567), (8877, 9847)]