147311997

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1933}}^1$

素因数の和:2153

約数の個数: 32

約数和(自身を含む): 237649920

約数和(自身を除く): 90337923

約数列:

[1, 3, 7, 19, 21, 57, 133, 191, 399, 573, 1337, 1933, 3629, 4011, 5799, 10887, 13531, 25403, 36727, 40593, 76209, 110181, 257089, 369203, 771267, 1107609, 2584421, 7014857, 7753263, 21044571, 49103999, 147311997]

約数ペア:

[(1, 147311997), (3, 49103999), (7, 21044571), (19, 7753263), (21, 7014857), (57, 2584421), (133, 1107609), (191, 771267), (399, 369203), (573, 257089), (1337, 110181), (1933, 76209), (3629, 40593), (4011, 36727), (5799, 25403), (10887, 13531)]