1293553845

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{991229}}^1$

素因数の和:991269

約数の個数: 24

約数和(自身を含む): 2319478200

約数和(自身を除く): 1025924355

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 991229, 2973687, 4956145, 8921061, 14868435, 28745641, 44605305, 86236923, 143728205, 258710769, 431184615, 1293553845]

約数ペア:

[(1, 1293553845), (3, 431184615), (5, 258710769), (9, 143728205), (15, 86236923), (29, 44605305), (45, 28745641), (87, 14868435), (145, 8921061), (261, 4956145), (435, 2973687), (1305, 991229)]