2467647

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 4612608

約数和(自身を除く): 2144961

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 131, 161, 207, 273, 299, 393, 483, 819, 897, 917, 1179, 1449, 1703, 2093, 2691, 2751, 3013, 5109, 6279, 8253, 9039, 11921, 15327, 18837, 21091, 27117, 35763, 39169, 63273, 107289, 117507, 189819, 274183, 352521, 822549, 2467647]

約数ペア:

[(1, 2467647), (3, 822549), (7, 352521), (9, 274183), (13, 189819), (21, 117507), (23, 107289), (39, 63273), (63, 39169), (69, 35763), (91, 27117), (117, 21091), (131, 18837), (161, 15327), (207, 11921), (273, 9039), (299, 8253), (393, 6279), (483, 5109), (819, 3013), (897, 2751), (917, 2691), (1179, 2093), (1449, 1703)]