201392115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 362672640

約数和(自身を除く): 161280525

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 197, 211, 255, 285, 323, 591, 633, 969, 985, 1055, 1615, 2955, 3165, 3349, 3587, 3743, 4009, 4845, 10047, 10761, 11229, 12027, 16745, 17935, 18715, 20045, 41567, 50235, 53805, 56145, 60135, 63631, 68153, 124701, 190893, 204459, 207835, 318155, 340765, 623505, 706639, 789773, 954465, 1022295, 2119917, 2369319, 3533195, 3948865, 10599585, 11846595, 13426141, 40278423, 67130705, 201392115]

約数ペア:

[(1, 201392115), (3, 67130705), (5, 40278423), (15, 13426141), (17, 11846595), (19, 10599585), (51, 3948865), (57, 3533195), (85, 2369319), (95, 2119917), (197, 1022295), (211, 954465), (255, 789773), (285, 706639), (323, 623505), (591, 340765), (633, 318155), (969, 207835), (985, 204459), (1055, 190893), (1615, 124701), (2955, 68153), (3165, 63631), (3349, 60135), (3587, 56145), (3743, 53805), (4009, 50235), (4845, 41567), (10047, 20045), (10761, 18715), (11229, 17935), (12027, 16745)]