1621035

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 3223584

約数和(自身を除く): 1602549

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 163, 195, 221, 255, 489, 585, 663, 765, 815, 1105, 1467, 1989, 2119, 2445, 2771, 3315, 6357, 7335, 8313, 9945, 10595, 13855, 19071, 24939, 31785, 36023, 41565, 95355, 108069, 124695, 180115, 324207, 540345, 1621035]

約数ペア:

[(1, 1621035), (3, 540345), (5, 324207), (9, 180115), (13, 124695), (15, 108069), (17, 95355), (39, 41565), (45, 36023), (51, 31785), (65, 24939), (85, 19071), (117, 13855), (153, 10595), (163, 9945), (195, 8313), (221, 7335), (255, 6357), (489, 3315), (585, 2771), (663, 2445), (765, 2119), (815, 1989), (1105, 1467)]