123519807

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 196110720

約数和(自身を除く): 72590913

約数列:

[1, 3, 9, 17, 47, 51, 89, 141, 153, 193, 267, 423, 579, 799, 801, 1513, 1737, 2397, 3281, 4183, 4539, 7191, 9071, 9843, 12549, 13617, 17177, 27213, 29529, 37647, 51531, 71111, 81639, 154207, 154593, 213333, 292009, 462621, 639999, 807319, 876027, 1387863, 2421957, 2628081, 7265871, 13724423, 41173269, 123519807]

約数ペア:

[(1, 123519807), (3, 41173269), (9, 13724423), (17, 7265871), (47, 2628081), (51, 2421957), (89, 1387863), (141, 876027), (153, 807319), (193, 639999), (267, 462621), (423, 292009), (579, 213333), (799, 154593), (801, 154207), (1513, 81639), (1737, 71111), (2397, 51531), (3281, 37647), (4183, 29529), (4539, 27213), (7191, 17177), (9071, 13617), (9843, 12549)]