388914525

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{5981}}^1$

素因数の和:6031

約数の個数: 54

約数和(自身を含む): 740099022

約数和(自身を除く): 351184497

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 289, 425, 765, 867, 1275, 1445, 2601, 3825, 4335, 5981, 7225, 13005, 17943, 21675, 29905, 53829, 65025, 89715, 101677, 149525, 269145, 305031, 448575, 508385, 915093, 1345725, 1525155, 1728509, 2541925, 4575465, 5185527, 7625775, 8642545, 15556581, 22877325, 25927635, 43212725, 77782905, 129638175, 388914525]

約数ペア:

[(1, 388914525), (3, 129638175), (5, 77782905), (9, 43212725), (15, 25927635), (17, 22877325), (25, 15556581), (45, 8642545), (51, 7625775), (75, 5185527), (85, 4575465), (153, 2541925), (225, 1728509), (255, 1525155), (289, 1345725), (425, 915093), (765, 508385), (867, 448575), (1275, 305031), (1445, 269145), (2601, 149525), (3825, 101677), (4335, 89715), (5981, 65025), (7225, 53829), (13005, 29905), (17943, 21675)]