87187438

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 149890176

約数和(自身を除く): 62702738

約数列:

[1, 2, 13, 26, 31, 53, 62, 106, 157, 169, 314, 338, 403, 689, 806, 1378, 1643, 2041, 3286, 4082, 4867, 5239, 8321, 8957, 9734, 10478, 16642, 17914, 21359, 26533, 42718, 53066, 63271, 108173, 126542, 216346, 257951, 277667, 515902, 555334, 822523, 1406249, 1645046, 2812498, 3353363, 6706726, 43593719, 87187438]

約数ペア:

[(1, 87187438), (2, 43593719), (13, 6706726), (26, 3353363), (31, 2812498), (53, 1645046), (62, 1406249), (106, 822523), (157, 555334), (169, 515902), (314, 277667), (338, 257951), (403, 216346), (689, 126542), (806, 108173), (1378, 63271), (1643, 53066), (2041, 42718), (3286, 26533), (4082, 21359), (4867, 17914), (5239, 16642), (8321, 10478), (8957, 9734)]