72981394

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 119246400

約数和(自身を除く): 46265006

約数列:

[1, 2, 19, 38, 41, 82, 139, 278, 337, 674, 779, 1558, 2641, 5282, 5699, 6403, 11398, 12806, 13817, 27634, 46843, 93686, 108281, 216562, 262523, 525046, 890017, 1780034, 1920563, 3841126, 36490697, 72981394]

約数ペア:

[(1, 72981394), (2, 36490697), (19, 3841126), (38, 1920563), (41, 1780034), (82, 890017), (139, 525046), (278, 262523), (337, 216562), (674, 108281), (779, 93686), (1558, 46843), (2641, 27634), (5282, 13817), (5699, 12806), (6403, 11398)]