1276172955

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{178361}}^1$

素因数の和:178428

約数の個数: 32

約数和(自身を含む): 2311571520

約数和(自身を除く): 1035398565

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 7155, 178361, 535083, 891805, 1605249, 2675415, 4815747, 8026245, 9453133, 24078735, 28359399, 47265665, 85078197, 141796995, 255234591, 425390985, 1276172955]

約数ペア:

[(1, 1276172955), (3, 425390985), (5, 255234591), (9, 141796995), (15, 85078197), (27, 47265665), (45, 28359399), (53, 24078735), (135, 9453133), (159, 8026245), (265, 4815747), (477, 2675415), (795, 1605249), (1431, 891805), (2385, 535083), (7155, 178361)]