16125585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 31795200

約数和(自身を除く): 15669615

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 59, 95, 105, 133, 137, 177, 285, 295, 399, 411, 413, 665, 685, 885, 959, 1121, 1239, 1995, 2055, 2065, 2603, 2877, 3363, 4795, 5605, 6195, 7809, 7847, 8083, 13015, 14385, 16815, 18221, 23541, 24249, 39045, 39235, 40415, 54663, 56581, 91105, 117705, 121245, 153577, 169743, 273315, 282905, 460731, 767885, 848715, 1075039, 2303655, 3225117, 5375195, 16125585]

約数ペア:

[(1, 16125585), (3, 5375195), (5, 3225117), (7, 2303655), (15, 1075039), (19, 848715), (21, 767885), (35, 460731), (57, 282905), (59, 273315), (95, 169743), (105, 153577), (133, 121245), (137, 117705), (177, 91105), (285, 56581), (295, 54663), (399, 40415), (411, 39235), (413, 39045), (665, 24249), (685, 23541), (885, 18221), (959, 16815), (1121, 14385), (1239, 13015), (1995, 8083), (2055, 7847), (2065, 7809), (2603, 6195), (2877, 5605), (3363, 4795)]