138833019

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 229276320

約数和(自身を除く): 90443301

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 173, 247, 361, 519, 741, 1083, 1557, 2223, 2249, 3249, 3287, 4693, 6747, 6859, 9861, 14079, 20241, 20577, 29583, 42237, 42731, 61731, 62453, 89167, 128193, 187359, 267501, 384579, 562077, 802503, 811889, 1186607, 2435667, 3559821, 7307001, 10679463, 15425891, 46277673, 138833019]

約数ペア:

[(1, 138833019), (3, 46277673), (9, 15425891), (13, 10679463), (19, 7307001), (39, 3559821), (57, 2435667), (117, 1186607), (171, 811889), (173, 802503), (247, 562077), (361, 384579), (519, 267501), (741, 187359), (1083, 128193), (1557, 89167), (2223, 62453), (2249, 61731), (3249, 42731), (3287, 42237), (4693, 29583), (6747, 20577), (6859, 20241), (9861, 14079)]