139436269

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 173352960

約数和(自身を除く): 33916691

約数列:

[1, 7, 19, 53, 131, 133, 151, 371, 917, 1007, 1057, 2489, 2869, 6943, 7049, 8003, 17423, 19781, 20083, 48601, 56021, 131917, 138467, 152057, 375839, 923419, 1048393, 1064399, 2630873, 7338751, 19919467, 139436269]

約数ペア:

[(1, 139436269), (7, 19919467), (19, 7338751), (53, 2630873), (131, 1064399), (133, 1048393), (151, 923419), (371, 375839), (917, 152057), (1007, 138467), (1057, 131917), (2489, 56021), (2869, 48601), (6943, 20083), (7049, 19781), (8003, 17423)]