12821415137478

素因数分解:

$2^1\times 3^3\times {\mathrm{257}}^1\times {\mathrm{4663}}^1\times {\mathrm{198127}}^1$

素因数の和:203058

約数の個数: 64

約数和(自身を含む): 28609175992320

約数和(自身を除く): 15787760854842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 257, 514, 771, 1542, 2313, 4626, 4663, 6939, 9326, 13878, 13989, 27978, 41967, 83934, 125901, 198127, 251802, 396254, 594381, 1188762, 1198391, 1783143, 2396782, 3566286, 3595173, 5349429, 7190346, 10698858, 10785519, 21571038, 32356557, 50918639, 64713114, 101837278, 152755917, 305511834, 458267751, 916535502, 923866201, 1374803253, 1847732402, 2749606506, 2771598603, 5543197206, 8314795809, 16629591618, 24944387427, 49888774854, 237433613657, 474867227314, 712300840971, 1424601681942, 2136902522913, 4273805045826, 6410707568739, 12821415137478]

約数ペア:

[(1, 12821415137478), (2, 6410707568739), (3, 4273805045826), (6, 2136902522913), (9, 1424601681942), (18, 712300840971), (27, 474867227314), (54, 237433613657), (257, 49888774854), (514, 24944387427), (771, 16629591618), (1542, 8314795809), (2313, 5543197206), (4626, 2771598603), (4663, 2749606506), (6939, 1847732402), (9326, 1374803253), (13878, 923866201), (13989, 916535502), (27978, 458267751), (41967, 305511834), (83934, 152755917), (125901, 101837278), (198127, 64713114), (251802, 50918639), (396254, 32356557), (594381, 21571038), (1188762, 10785519), (1198391, 10698858), (1783143, 7190346), (2396782, 5349429), (3566286, 3595173)]