1771588

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 3963904

約数和(自身を除く): 2192316

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 157, 182, 217, 314, 364, 403, 434, 628, 806, 868, 1099, 1612, 2041, 2198, 2821, 4082, 4396, 4867, 5642, 8164, 9734, 11284, 14287, 19468, 28574, 34069, 57148, 63271, 68138, 126542, 136276, 253084, 442897, 885794, 1771588]

約数ペア:

[(1, 1771588), (2, 885794), (4, 442897), (7, 253084), (13, 136276), (14, 126542), (26, 68138), (28, 63271), (31, 57148), (52, 34069), (62, 28574), (91, 19468), (124, 14287), (157, 11284), (182, 9734), (217, 8164), (314, 5642), (364, 4867), (403, 4396), (434, 4082), (628, 2821), (806, 2198), (868, 2041), (1099, 1612)]