211316175

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{6389}}^1$

素因数の和:6422

約数の個数: 72

約数和(自身を含む): 451645200

約数和(自身を除く): 240329025

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 2205, 3675, 4725, 6389, 6615, 11025, 19167, 31945, 33075, 44723, 57501, 95835, 134169, 159725, 172503, 223615, 287505, 313061, 402507, 479175, 670845, 862515, 939183, 1118075, 1207521, 1437525, 1565305, 2012535, 2817549, 3354225, 4312575, 4695915, 6037605, 7826525, 8452647, 10062675, 14087745, 23479575, 30188025, 42263235, 70438725, 211316175]

約数ペア:

[(1, 211316175), (3, 70438725), (5, 42263235), (7, 30188025), (9, 23479575), (15, 14087745), (21, 10062675), (25, 8452647), (27, 7826525), (35, 6037605), (45, 4695915), (49, 4312575), (63, 3354225), (75, 2817549), (105, 2012535), (135, 1565305), (147, 1437525), (175, 1207521), (189, 1118075), (225, 939183), (245, 862515), (315, 670845), (441, 479175), (525, 402507), (675, 313061), (735, 287505), (945, 223615), (1225, 172503), (1323, 159725), (1575, 134169), (2205, 95835), (3675, 57501), (4725, 44723), (6389, 33075), (6615, 31945), (11025, 19167)]