42247855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 56548800

約数和(自身を除く): 14300945

約数列:

[1, 5, 13, 65, 67, 89, 109, 335, 445, 545, 871, 1157, 1417, 4355, 5785, 5963, 7085, 7303, 9701, 29815, 36515, 48505, 77519, 94939, 126113, 387595, 474695, 630565, 649967, 3249835, 8449571, 42247855]

約数ペア:

[(1, 42247855), (5, 8449571), (13, 3249835), (65, 649967), (67, 630565), (89, 474695), (109, 387595), (335, 126113), (445, 94939), (545, 77519), (871, 48505), (1157, 36515), (1417, 29815), (4355, 9701), (5785, 7303), (5963, 7085)]