81836412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1579}}^1$

素因数の和:2210

約数の個数: 48

約数和(自身を含む): 218722560

約数和(自身を除く): 136886148

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 617, 1234, 1579, 1851, 2468, 3158, 3702, 4319, 4737, 6316, 7404, 8638, 9474, 11053, 12957, 17276, 18948, 22106, 25914, 33159, 44212, 51828, 66318, 132636, 974243, 1948486, 2922729, 3896972, 5845458, 6819701, 11690916, 13639402, 20459103, 27278804, 40918206, 81836412]

約数ペア:

[(1, 81836412), (2, 40918206), (3, 27278804), (4, 20459103), (6, 13639402), (7, 11690916), (12, 6819701), (14, 5845458), (21, 3896972), (28, 2922729), (42, 1948486), (84, 974243), (617, 132636), (1234, 66318), (1579, 51828), (1851, 44212), (2468, 33159), (3158, 25914), (3702, 22106), (4319, 18948), (4737, 17276), (6316, 12957), (7404, 11053), (8638, 9474)]