2812498

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 24

約数和(自身を含む): 4684068

約数和(自身を除く): 1871570

約数列:

[1, 2, 13, 26, 53, 106, 157, 169, 314, 338, 689, 1378, 2041, 4082, 8321, 8957, 16642, 17914, 26533, 53066, 108173, 216346, 1406249, 2812498]

約数ペア:

[(1, 2812498), (2, 1406249), (13, 216346), (26, 108173), (53, 53066), (106, 26533), (157, 17914), (169, 16642), (314, 8957), (338, 8321), (689, 4082), (1378, 2041)]