91620531

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 152616960

約数和(自身を除く): 60996429

約数列:

[1, 3, 9, 17, 27, 31, 47, 51, 93, 137, 141, 153, 279, 411, 423, 459, 527, 799, 837, 1233, 1269, 1457, 1581, 2329, 2397, 3699, 4247, 4371, 4743, 6439, 6987, 7191, 12741, 13113, 14229, 19317, 20961, 21573, 24769, 38223, 39339, 57951, 62883, 72199, 74307, 109463, 114669, 173853, 199609, 216597, 222921, 328389, 598827, 649791, 668763, 985167, 1796481, 1949373, 2955501, 3393353, 5389443, 10180059, 30540177, 91620531]

約数ペア:

[(1, 91620531), (3, 30540177), (9, 10180059), (17, 5389443), (27, 3393353), (31, 2955501), (47, 1949373), (51, 1796481), (93, 985167), (137, 668763), (141, 649791), (153, 598827), (279, 328389), (411, 222921), (423, 216597), (459, 199609), (527, 173853), (799, 114669), (837, 109463), (1233, 74307), (1269, 72199), (1457, 62883), (1581, 57951), (2329, 39339), (2397, 38223), (3699, 24769), (4247, 21573), (4371, 20961), (4743, 19317), (6439, 14229), (6987, 13113), (7191, 12741)]