51481185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 100859904

約数和(自身を除く): 49378719

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 151, 191, 255, 357, 453, 573, 595, 755, 955, 1057, 1337, 1785, 2265, 2567, 2865, 3171, 3247, 4011, 5285, 6685, 7701, 9741, 12835, 15855, 16235, 17969, 20055, 22729, 28841, 38505, 48705, 53907, 68187, 86523, 89845, 113645, 144205, 201887, 269535, 340935, 432615, 490297, 605661, 1009435, 1470891, 2451485, 3028305, 3432079, 7354455, 10296237, 17160395, 51481185]

約数ペア:

[(1, 51481185), (3, 17160395), (5, 10296237), (7, 7354455), (15, 3432079), (17, 3028305), (21, 2451485), (35, 1470891), (51, 1009435), (85, 605661), (105, 490297), (119, 432615), (151, 340935), (191, 269535), (255, 201887), (357, 144205), (453, 113645), (573, 89845), (595, 86523), (755, 68187), (955, 53907), (1057, 48705), (1337, 38505), (1785, 28841), (2265, 22729), (2567, 20055), (2865, 17969), (3171, 16235), (3247, 15855), (4011, 12835), (5285, 9741), (6685, 7701)]