27816285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 54558720

約数和(自身を除く): 26742435

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 73, 95, 105, 133, 191, 219, 285, 365, 399, 511, 573, 665, 955, 1095, 1337, 1387, 1533, 1995, 2555, 2865, 3629, 4011, 4161, 6685, 6935, 7665, 9709, 10887, 13943, 18145, 20055, 20805, 25403, 29127, 41829, 48545, 54435, 69715, 76209, 97601, 127015, 145635, 209145, 264917, 292803, 381045, 488005, 794751, 1324585, 1464015, 1854419, 3973755, 5563257, 9272095, 27816285]

約数ペア:

[(1, 27816285), (3, 9272095), (5, 5563257), (7, 3973755), (15, 1854419), (19, 1464015), (21, 1324585), (35, 794751), (57, 488005), (73, 381045), (95, 292803), (105, 264917), (133, 209145), (191, 145635), (219, 127015), (285, 97601), (365, 76209), (399, 69715), (511, 54435), (573, 48545), (665, 41829), (955, 29127), (1095, 25403), (1337, 20805), (1387, 20055), (1533, 18145), (1995, 13943), (2555, 10887), (2865, 9709), (3629, 7665), (4011, 6935), (4161, 6685)]