27911775

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 49059360

約数和(自身を除く): 21147585

約数列:

[1, 3, 5, 15, 25, 29, 41, 75, 87, 123, 145, 205, 313, 435, 615, 725, 939, 1025, 1189, 1565, 2175, 3075, 3567, 4695, 5945, 7825, 9077, 12833, 17835, 23475, 27231, 29725, 38499, 45385, 64165, 89175, 136155, 192495, 226925, 320825, 372157, 680775, 962475, 1116471, 1860785, 5582355, 9303925, 27911775]

約数ペア:

[(1, 27911775), (3, 9303925), (5, 5582355), (15, 1860785), (25, 1116471), (29, 962475), (41, 680775), (75, 372157), (87, 320825), (123, 226925), (145, 192495), (205, 136155), (313, 89175), (435, 64165), (615, 45385), (725, 38499), (939, 29725), (1025, 27231), (1189, 23475), (1565, 17835), (2175, 12833), (3075, 9077), (3567, 7825), (4695, 5945)]