28103650875

素因数分解:

$3^2\times 5^3\times {\mathrm{113}}^1\times {\mathrm{221071}}^1$

素因数の和:221205

約数の個数: 48

約数和(自身を含む): 51110077824

約数和(自身を除く): 23006426949

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 125, 225, 339, 375, 565, 1017, 1125, 1695, 2825, 5085, 8475, 14125, 25425, 42375, 127125, 221071, 663213, 1105355, 1989639, 3316065, 5526775, 9948195, 16580325, 24981023, 27633875, 49740975, 74943069, 82901625, 124905115, 224829207, 248704875, 374715345, 624525575, 1124146035, 1873576725, 3122627875, 5620730175, 9367883625, 28103650875]

約数ペア:

[(1, 28103650875), (3, 9367883625), (5, 5620730175), (9, 3122627875), (15, 1873576725), (25, 1124146035), (45, 624525575), (75, 374715345), (113, 248704875), (125, 224829207), (225, 124905115), (339, 82901625), (375, 74943069), (565, 49740975), (1017, 27633875), (1125, 24981023), (1695, 16580325), (2825, 9948195), (5085, 5526775), (8475, 3316065), (14125, 1989639), (25425, 1105355), (42375, 663213), (127125, 221071)]