78875349

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 130999680

約数和(自身を除く): 52124331

約数列:

[1, 3, 7, 21, 23, 41, 49, 69, 123, 147, 161, 287, 483, 569, 861, 943, 1127, 1707, 2009, 2829, 3381, 3983, 6027, 6601, 11949, 13087, 19803, 23329, 27881, 39261, 46207, 69987, 83643, 91609, 138621, 163303, 274827, 489909, 536567, 641263, 1143121, 1609701, 1923789, 3429363, 3755969, 11267907, 26291783, 78875349]

約数ペア:

[(1, 78875349), (3, 26291783), (7, 11267907), (21, 3755969), (23, 3429363), (41, 1923789), (49, 1609701), (69, 1143121), (123, 641263), (147, 536567), (161, 489909), (287, 274827), (483, 163303), (569, 138621), (861, 91609), (943, 83643), (1127, 69987), (1707, 46207), (2009, 39261), (2829, 27881), (3381, 23329), (3983, 19803), (6027, 13087), (6601, 11949)]