8716386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 21012480

約数和(自身を除く): 12296094

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 71, 74, 79, 111, 142, 158, 213, 222, 237, 259, 426, 474, 497, 518, 553, 777, 994, 1106, 1491, 1554, 1659, 2627, 2923, 2982, 3318, 5254, 5609, 5846, 7881, 8769, 11218, 15762, 16827, 17538, 18389, 20461, 33654, 36778, 39263, 40922, 55167, 61383, 78526, 110334, 117789, 122766, 207533, 235578, 415066, 622599, 1245198, 1452731, 2905462, 4358193, 8716386]

約数ペア:

[(1, 8716386), (2, 4358193), (3, 2905462), (6, 1452731), (7, 1245198), (14, 622599), (21, 415066), (37, 235578), (42, 207533), (71, 122766), (74, 117789), (79, 110334), (111, 78526), (142, 61383), (158, 55167), (213, 40922), (222, 39263), (237, 36778), (259, 33654), (426, 20461), (474, 18389), (497, 17538), (518, 16827), (553, 15762), (777, 11218), (994, 8769), (1106, 7881), (1491, 5846), (1554, 5609), (1659, 5254), (2627, 3318), (2923, 2982)]