18888968475

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2152589}}^1$

素因数の和:2152621

約数の個数: 48

約数和(自身を含む): 37368962400

約数和(自身を除く): 18479993925

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2925, 8775, 2152589, 6457767, 10762945, 19373301, 27983657, 32288835, 53814725, 58119903, 83950971, 96866505, 139918285, 161444175, 251852913, 290599515, 419754855, 484332525, 699591425, 755558739, 1259264565, 1452997575, 2098774275, 3777793695, 6296322825, 18888968475]

約数ペア:

[(1, 18888968475), (3, 6296322825), (5, 3777793695), (9, 2098774275), (13, 1452997575), (15, 1259264565), (25, 755558739), (27, 699591425), (39, 484332525), (45, 419754855), (65, 290599515), (75, 251852913), (117, 161444175), (135, 139918285), (195, 96866505), (225, 83950971), (325, 58119903), (351, 53814725), (585, 32288835), (675, 27983657), (975, 19373301), (1755, 10762945), (2925, 6457767), (8775, 2152589)]