13381494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 32102400

約数和(自身を除く): 18720906

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 79, 109, 111, 158, 218, 222, 237, 259, 327, 474, 518, 553, 654, 763, 777, 1106, 1526, 1554, 1659, 2289, 2923, 3318, 4033, 4578, 5846, 8066, 8611, 8769, 12099, 17222, 17538, 20461, 24198, 25833, 28231, 40922, 51666, 56462, 60277, 61383, 84693, 120554, 122766, 169386, 180831, 318607, 361662, 637214, 955821, 1911642, 2230249, 4460498, 6690747, 13381494]

約数ペア:

[(1, 13381494), (2, 6690747), (3, 4460498), (6, 2230249), (7, 1911642), (14, 955821), (21, 637214), (37, 361662), (42, 318607), (74, 180831), (79, 169386), (109, 122766), (111, 120554), (158, 84693), (218, 61383), (222, 60277), (237, 56462), (259, 51666), (327, 40922), (474, 28231), (518, 25833), (553, 24198), (654, 20461), (763, 17538), (777, 17222), (1106, 12099), (1526, 8769), (1554, 8611), (1659, 8066), (2289, 5846), (2923, 4578), (3318, 4033)]