2161247392

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{541}}^1\times {\mathrm{983}}^1$

素因数の和:1661

約数の個数: 48

約数和(自身を含む): 4300756992

約数和(自身を除く): 2139509600

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 541, 983, 1016, 1082, 1966, 2032, 2164, 3932, 4064, 4328, 7864, 8656, 15728, 17312, 31456, 68707, 124841, 137414, 249682, 274828, 499364, 531803, 549656, 998728, 1063606, 1099312, 1997456, 2127212, 2198624, 3994912, 4254424, 8508848, 17017696, 67538981, 135077962, 270155924, 540311848, 1080623696, 2161247392]

約数ペア:

[(1, 2161247392), (2, 1080623696), (4, 540311848), (8, 270155924), (16, 135077962), (32, 67538981), (127, 17017696), (254, 8508848), (508, 4254424), (541, 3994912), (983, 2198624), (1016, 2127212), (1082, 1997456), (1966, 1099312), (2032, 1063606), (2164, 998728), (3932, 549656), (4064, 531803), (4328, 499364), (7864, 274828), (8656, 249682), (15728, 137414), (17312, 124841), (31456, 68707)]