1721894908

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1\times {\mathrm{683}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 3203746560

約数和(自身を除く): 1481851652

約数列:

[1, 2, 4, 23, 46, 67, 92, 134, 268, 409, 683, 818, 1366, 1541, 1636, 2732, 3082, 6164, 9407, 15709, 18814, 27403, 31418, 37628, 45761, 54806, 62836, 91522, 109612, 183044, 279347, 558694, 630269, 1052503, 1117388, 1260538, 2105006, 2521076, 4210012, 6424981, 12849962, 18716249, 25699924, 37432498, 74864996, 430473727, 860947454, 1721894908]

約数ペア:

[(1, 1721894908), (2, 860947454), (4, 430473727), (23, 74864996), (46, 37432498), (67, 25699924), (92, 18716249), (134, 12849962), (268, 6424981), (409, 4210012), (683, 2521076), (818, 2105006), (1366, 1260538), (1541, 1117388), (1636, 1052503), (2732, 630269), (3082, 558694), (6164, 279347), (9407, 183044), (15709, 109612), (18814, 91522), (27403, 62836), (31418, 54806), (37628, 45761)]