38347911

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1439}}^1$

素因数の和:1505

約数の個数: 40

約数和(自身を含む): 66908160

約数和(自身を除く): 28560249

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 987, 1269, 1439, 2961, 3807, 4317, 8883, 10073, 12951, 26649, 30219, 38853, 67633, 90657, 116559, 202899, 271971, 473431, 608697, 815913, 1420293, 1826091, 4260879, 5478273, 12782637, 38347911]

約数ペア:

[(1, 38347911), (3, 12782637), (7, 5478273), (9, 4260879), (21, 1826091), (27, 1420293), (47, 815913), (63, 608697), (81, 473431), (141, 271971), (189, 202899), (329, 116559), (423, 90657), (567, 67633), (987, 38853), (1269, 30219), (1439, 26649), (2961, 12951), (3807, 10073), (4317, 8883)]