7685955

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 14588640

約数和(自身を除く): 6902685

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 197, 255, 289, 459, 591, 765, 867, 985, 1445, 1773, 2295, 2601, 2955, 3349, 4335, 5319, 7803, 8865, 10047, 13005, 16745, 26595, 30141, 39015, 50235, 56933, 90423, 150705, 170799, 284665, 452115, 512397, 853995, 1537191, 2561985, 7685955]

約数ペア:

[(1, 7685955), (3, 2561985), (5, 1537191), (9, 853995), (15, 512397), (17, 452115), (27, 284665), (45, 170799), (51, 150705), (85, 90423), (135, 56933), (153, 50235), (197, 39015), (255, 30141), (289, 26595), (459, 16745), (591, 13005), (765, 10047), (867, 8865), (985, 7803), (1445, 5319), (1773, 4335), (2295, 3349), (2601, 2955)]