2908425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 5485760

約数和(自身を除く): 2577335

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 157, 195, 247, 285, 325, 471, 475, 741, 785, 975, 1235, 1425, 2041, 2355, 2983, 3705, 3925, 6123, 6175, 8949, 10205, 11775, 14915, 18525, 30615, 38779, 44745, 51025, 74575, 116337, 153075, 193895, 223725, 581685, 969475, 2908425]

約数ペア:

[(1, 2908425), (3, 969475), (5, 581685), (13, 223725), (15, 193895), (19, 153075), (25, 116337), (39, 74575), (57, 51025), (65, 44745), (75, 38779), (95, 30615), (157, 18525), (195, 14915), (247, 11775), (285, 10205), (325, 8949), (471, 6175), (475, 6123), (741, 3925), (785, 3705), (975, 2983), (1235, 2355), (1425, 2041)]