31459113

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 54737280

約数和(自身を除く): 23278167

約数列:

[1, 3, 7, 9, 21, 29, 63, 67, 87, 201, 203, 257, 261, 469, 603, 609, 771, 1407, 1799, 1827, 1943, 2313, 4221, 5397, 5829, 7453, 13601, 16191, 17219, 17487, 22359, 40803, 51657, 52171, 67077, 120533, 122409, 154971, 156513, 361599, 469539, 499351, 1084797, 1498053, 3495457, 4494159, 10486371, 31459113]

約数ペア:

[(1, 31459113), (3, 10486371), (7, 4494159), (9, 3495457), (21, 1498053), (29, 1084797), (63, 499351), (67, 469539), (87, 361599), (201, 156513), (203, 154971), (257, 122409), (261, 120533), (469, 67077), (603, 52171), (609, 51657), (771, 40803), (1407, 22359), (1799, 17487), (1827, 17219), (1943, 16191), (2313, 13601), (4221, 7453), (5397, 5829)]