42571725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 81185280

約数和(自身を除く): 38613555

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 131, 175, 393, 525, 619, 655, 917, 1857, 1965, 2751, 3095, 3275, 4333, 4585, 9285, 9825, 12999, 13755, 15475, 21665, 22925, 46425, 64995, 68775, 81089, 108325, 243267, 324975, 405445, 567623, 1216335, 1702869, 2027225, 2838115, 6081675, 8514345, 14190575, 42571725]

約数ペア:

[(1, 42571725), (3, 14190575), (5, 8514345), (7, 6081675), (15, 2838115), (21, 2027225), (25, 1702869), (35, 1216335), (75, 567623), (105, 405445), (131, 324975), (175, 243267), (393, 108325), (525, 81089), (619, 68775), (655, 64995), (917, 46425), (1857, 22925), (1965, 21665), (2751, 15475), (3095, 13755), (3275, 12999), (4333, 9825), (4585, 9285)]