1639534401

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 2520048960

約数和(自身を除く): 880514559

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 347, 387, 421, 1041, 1247, 1263, 3123, 3741, 3789, 10063, 11223, 12209, 14921, 18103, 30189, 36627, 44763, 54309, 90567, 109881, 134289, 146087, 162927, 432709, 438261, 524987, 1298127, 1314783, 1574961, 3894381, 4236523, 4724883, 6281741, 12709569, 18845223, 38128707, 56535669, 182170489, 546511467, 1639534401]

約数ペア:

[(1, 1639534401), (3, 546511467), (9, 182170489), (29, 56535669), (43, 38128707), (87, 18845223), (129, 12709569), (261, 6281741), (347, 4724883), (387, 4236523), (421, 3894381), (1041, 1574961), (1247, 1314783), (1263, 1298127), (3123, 524987), (3741, 438261), (3789, 432709), (10063, 162927), (11223, 146087), (12209, 134289), (14921, 109881), (18103, 90567), (30189, 54309), (36627, 44763)]