239307561

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1879}}^1$

素因数の和:2030

約数の個数: 32

約数和(自身を含む): 365472000

約数和(自身を除く): 126164439

約数列:

[1, 3, 9, 27, 53, 89, 159, 267, 477, 801, 1431, 1879, 2403, 4717, 5637, 14151, 16911, 42453, 50733, 99587, 127359, 167231, 298761, 501693, 896283, 1505079, 2688849, 4515237, 8863243, 26589729, 79769187, 239307561]

約数ペア:

[(1, 239307561), (3, 79769187), (9, 26589729), (27, 8863243), (53, 4515237), (89, 2688849), (159, 1505079), (267, 896283), (477, 501693), (801, 298761), (1431, 167231), (1879, 127359), (2403, 99587), (4717, 50733), (5637, 42453), (14151, 16911)]