27470385

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 50965200

約数和(自身を除く): 23494815

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 149, 153, 241, 255, 447, 723, 745, 765, 1205, 1341, 2169, 2235, 2533, 3615, 4097, 6705, 7599, 10845, 12291, 12665, 20485, 22797, 35909, 36873, 37995, 61455, 107727, 113985, 179545, 184365, 323181, 538635, 610453, 1615905, 1831359, 3052265, 5494077, 9156795, 27470385]

約数ペア:

[(1, 27470385), (3, 9156795), (5, 5494077), (9, 3052265), (15, 1831359), (17, 1615905), (45, 610453), (51, 538635), (85, 323181), (149, 184365), (153, 179545), (241, 113985), (255, 107727), (447, 61455), (723, 37995), (745, 36873), (765, 35909), (1205, 22797), (1341, 20485), (2169, 12665), (2235, 12291), (2533, 10845), (3615, 7599), (4097, 6705)]