2100698925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{126739}}^1$

素因数の和:126782

約数の個数: 48

約数和(自身を含む): 3960371520

約数和(自身を除く): 1859672595

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3315, 5525, 16575, 126739, 380217, 633695, 1647607, 1901085, 2154563, 3168475, 4942821, 6463689, 8238035, 9505425, 10772815, 24714105, 28009319, 32318445, 41190175, 53864075, 84027957, 123570525, 140046595, 161592225, 420139785, 700232975, 2100698925]

約数ペア:

[(1, 2100698925), (3, 700232975), (5, 420139785), (13, 161592225), (15, 140046595), (17, 123570525), (25, 84027957), (39, 53864075), (51, 41190175), (65, 32318445), (75, 28009319), (85, 24714105), (195, 10772815), (221, 9505425), (255, 8238035), (325, 6463689), (425, 4942821), (663, 3168475), (975, 2154563), (1105, 1901085), (1275, 1647607), (3315, 633695), (5525, 380217), (16575, 126739)]