29961009

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 49566440

約数和(自身を除く): 19605431

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 333, 351, 481, 769, 999, 1053, 1443, 2307, 2997, 4329, 6921, 9997, 12987, 20763, 28453, 29991, 38961, 62289, 85359, 89973, 256077, 269919, 369889, 768231, 809757, 1109667, 2304693, 3329001, 9987003, 29961009]

約数ペア:

[(1, 29961009), (3, 9987003), (9, 3329001), (13, 2304693), (27, 1109667), (37, 809757), (39, 768231), (81, 369889), (111, 269919), (117, 256077), (333, 89973), (351, 85359), (481, 62289), (769, 38961), (999, 29991), (1053, 28453), (1443, 20763), (2307, 12987), (2997, 9997), (4329, 6921)]