156773205

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{21911}}^1$

素因数の和:21978

約数の個数: 32

約数和(自身を含む): 283979520

約数和(自身を除く): 127206315

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 7155, 21911, 65733, 109555, 197199, 328665, 591597, 985995, 1161283, 2957985, 3483849, 5806415, 10451547, 17419245, 31354641, 52257735, 156773205]

約数ペア:

[(1, 156773205), (3, 52257735), (5, 31354641), (9, 17419245), (15, 10451547), (27, 5806415), (45, 3483849), (53, 2957985), (135, 1161283), (159, 985995), (265, 591597), (477, 328665), (795, 197199), (1431, 109555), (2385, 65733), (7155, 21911)]