23818725

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{71}}^2$

素因数の和:168

約数の個数: 72

約数和(自身を含む): 50720960

約数和(自身を除く): 26902235

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 71, 75, 105, 135, 175, 189, 213, 225, 315, 355, 497, 525, 639, 675, 945, 1065, 1491, 1575, 1775, 1917, 2485, 3195, 4473, 4725, 5041, 5325, 7455, 9585, 12425, 13419, 15123, 15975, 22365, 25205, 35287, 37275, 45369, 47925, 67095, 75615, 105861, 111825, 126025, 136107, 176435, 226845, 317583, 335475, 378075, 529305, 680535, 882175, 952749, 1134225, 1587915, 2646525, 3402675, 4763745, 7939575, 23818725]

約数ペア:

[(1, 23818725), (3, 7939575), (5, 4763745), (7, 3402675), (9, 2646525), (15, 1587915), (21, 1134225), (25, 952749), (27, 882175), (35, 680535), (45, 529305), (63, 378075), (71, 335475), (75, 317583), (105, 226845), (135, 176435), (175, 136107), (189, 126025), (213, 111825), (225, 105861), (315, 75615), (355, 67095), (497, 47925), (525, 45369), (639, 37275), (675, 35287), (945, 25205), (1065, 22365), (1491, 15975), (1575, 15123), (1775, 13419), (1917, 12425), (2485, 9585), (3195, 7455), (4473, 5325), (4725, 5041)]