12725055

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 26676000

約数和(自身を除く): 13950945

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 49, 63, 87, 105, 145, 147, 199, 203, 245, 261, 315, 435, 441, 597, 609, 735, 995, 1015, 1305, 1393, 1421, 1791, 1827, 2205, 2985, 3045, 4179, 4263, 5771, 6965, 7105, 8955, 9135, 9751, 12537, 12789, 17313, 20895, 21315, 28855, 29253, 40397, 48755, 51939, 62685, 63945, 86565, 87759, 121191, 146265, 201985, 259695, 282779, 363573, 438795, 605955, 848337, 1413895, 1817865, 2545011, 4241685, 12725055]

約数ペア:

[(1, 12725055), (3, 4241685), (5, 2545011), (7, 1817865), (9, 1413895), (15, 848337), (21, 605955), (29, 438795), (35, 363573), (45, 282779), (49, 259695), (63, 201985), (87, 146265), (105, 121191), (145, 87759), (147, 86565), (199, 63945), (203, 62685), (245, 51939), (261, 48755), (315, 40397), (435, 29253), (441, 28855), (597, 21315), (609, 20895), (735, 17313), (995, 12789), (1015, 12537), (1305, 9751), (1393, 9135), (1421, 8955), (1791, 7105), (1827, 6965), (2205, 5771), (2985, 4263), (3045, 4179)]