30540177

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 49600512

約数和(自身を除く): 19060335

約数列:

[1, 3, 9, 17, 31, 47, 51, 93, 137, 141, 153, 279, 411, 423, 527, 799, 1233, 1457, 1581, 2329, 2397, 4247, 4371, 4743, 6439, 6987, 7191, 12741, 13113, 19317, 20961, 24769, 38223, 57951, 72199, 74307, 109463, 199609, 216597, 222921, 328389, 598827, 649791, 985167, 1796481, 3393353, 10180059, 30540177]

約数ペア:

[(1, 30540177), (3, 10180059), (9, 3393353), (17, 1796481), (31, 985167), (47, 649791), (51, 598827), (93, 328389), (137, 222921), (141, 216597), (153, 199609), (279, 109463), (411, 74307), (423, 72199), (527, 57951), (799, 38223), (1233, 24769), (1457, 20961), (1581, 19317), (2329, 13113), (2397, 12741), (4247, 7191), (4371, 6987), (4743, 6439)]