2193255

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 4178304

約数和(自身を除く): 1985049

約数列:

[1, 3, 5, 9, 15, 17, 45, 47, 51, 61, 85, 141, 153, 183, 235, 255, 305, 423, 549, 705, 765, 799, 915, 1037, 2115, 2397, 2745, 2867, 3111, 3995, 5185, 7191, 8601, 9333, 11985, 14335, 15555, 25803, 35955, 43005, 46665, 48739, 129015, 146217, 243695, 438651, 731085, 2193255]

約数ペア:

[(1, 2193255), (3, 731085), (5, 438651), (9, 243695), (15, 146217), (17, 129015), (45, 48739), (47, 46665), (51, 43005), (61, 35955), (85, 25803), (141, 15555), (153, 14335), (183, 11985), (235, 9333), (255, 8601), (305, 7191), (423, 5185), (549, 3995), (705, 3111), (765, 2867), (799, 2745), (915, 2397), (1037, 2115)]