61133445

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 113134320

約数和(自身を除く): 52000875

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 157, 255, 471, 509, 765, 785, 1413, 1527, 2355, 2545, 2669, 4581, 7065, 7635, 8007, 8653, 13345, 22905, 24021, 25959, 40035, 43265, 77877, 79913, 120105, 129795, 239739, 389385, 399565, 719217, 1198695, 1358521, 3596085, 4075563, 6792605, 12226689, 20377815, 61133445]

約数ペア:

[(1, 61133445), (3, 20377815), (5, 12226689), (9, 6792605), (15, 4075563), (17, 3596085), (45, 1358521), (51, 1198695), (85, 719217), (153, 399565), (157, 389385), (255, 239739), (471, 129795), (509, 120105), (765, 79913), (785, 77877), (1413, 43265), (1527, 40035), (2355, 25959), (2545, 24021), (2669, 22905), (4581, 13345), (7065, 8653), (7635, 8007)]