28286688

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^2\times {\mathrm{557}}^1$

素因数の和:616

約数の個数: 72

約数和(自身を含む): 77760648

約数和(自身を除く): 49473960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 529, 552, 557, 736, 1058, 1104, 1114, 1587, 1671, 2116, 2208, 2228, 3174, 3342, 4232, 4456, 6348, 6684, 8464, 8912, 12696, 12811, 13368, 16928, 17824, 25392, 25622, 26736, 38433, 50784, 51244, 53472, 76866, 102488, 153732, 204976, 294653, 307464, 409952, 589306, 614928, 883959, 1178612, 1229856, 1767918, 2357224, 3535836, 4714448, 7071672, 9428896, 14143344, 28286688]

約数ペア:

[(1, 28286688), (2, 14143344), (3, 9428896), (4, 7071672), (6, 4714448), (8, 3535836), (12, 2357224), (16, 1767918), (23, 1229856), (24, 1178612), (32, 883959), (46, 614928), (48, 589306), (69, 409952), (92, 307464), (96, 294653), (138, 204976), (184, 153732), (276, 102488), (368, 76866), (529, 53472), (552, 51244), (557, 50784), (736, 38433), (1058, 26736), (1104, 25622), (1114, 25392), (1587, 17824), (1671, 16928), (2116, 13368), (2208, 12811), (2228, 12696), (3174, 8912), (3342, 8464), (4232, 6684), (4456, 6348)]