7485015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 12830400

約数和(自身を除く): 5345385

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 197, 255, 447, 591, 745, 985, 2235, 2533, 2955, 3349, 7599, 10047, 12665, 16745, 29353, 37995, 50235, 88059, 146765, 440295, 499001, 1497003, 2495005, 7485015]

約数ペア:

[(1, 7485015), (3, 2495005), (5, 1497003), (15, 499001), (17, 440295), (51, 146765), (85, 88059), (149, 50235), (197, 37995), (255, 29353), (447, 16745), (591, 12665), (745, 10047), (985, 7599), (2235, 3349), (2533, 2955)]