61983415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1619}}^1$

素因数の和:1687

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 25107785

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 1235, 1619, 2015, 2945, 7657, 8095, 21047, 30761, 38285, 50189, 105235, 153805, 250945, 399893, 652457, 953591, 1999465, 3262285, 4767955, 12396683, 61983415]

約数ペア:

[(1, 61983415), (5, 12396683), (13, 4767955), (19, 3262285), (31, 1999465), (65, 953591), (95, 652457), (155, 399893), (247, 250945), (403, 153805), (589, 105235), (1235, 50189), (1619, 38285), (2015, 30761), (2945, 21047), (7657, 8095)]