31693761

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 21141567

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 167, 213, 243, 297, 501, 639, 781, 891, 1503, 1837, 1917, 2343, 2673, 4509, 5511, 5751, 7029, 11857, 13527, 16533, 17253, 21087, 35571, 40581, 49599, 63261, 106713, 130427, 148797, 189783, 320139, 391281, 446391, 960417, 1173843, 2881251, 3521529, 10564587, 31693761]

約数ペア:

[(1, 31693761), (3, 10564587), (9, 3521529), (11, 2881251), (27, 1173843), (33, 960417), (71, 446391), (81, 391281), (99, 320139), (167, 189783), (213, 148797), (243, 130427), (297, 106713), (501, 63261), (639, 49599), (781, 40581), (891, 35571), (1503, 21087), (1837, 17253), (1917, 16533), (2343, 13527), (2673, 11857), (4509, 7029), (5511, 5751)]