71586123

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 119992320

約数和(自身を除く): 48406197

約数列:

[1, 3, 7, 21, 29, 41, 47, 61, 87, 123, 141, 183, 203, 287, 329, 427, 609, 861, 987, 1189, 1281, 1363, 1769, 1927, 2501, 2867, 3567, 4089, 5307, 5781, 7503, 8323, 8601, 9541, 12383, 13489, 17507, 20069, 24969, 28623, 37149, 40467, 52521, 55883, 60207, 72529, 83143, 117547, 167649, 217587, 249429, 352641, 391181, 507703, 582001, 822829, 1173543, 1523109, 1746003, 2468487, 3408863, 10226589, 23862041, 71586123]

約数ペア:

[(1, 71586123), (3, 23862041), (7, 10226589), (21, 3408863), (29, 2468487), (41, 1746003), (47, 1523109), (61, 1173543), (87, 822829), (123, 582001), (141, 507703), (183, 391181), (203, 352641), (287, 249429), (329, 217587), (427, 167649), (609, 117547), (861, 83143), (987, 72529), (1189, 60207), (1281, 55883), (1363, 52521), (1769, 40467), (1927, 37149), (2501, 28623), (2867, 24969), (3567, 20069), (4089, 17507), (5307, 13489), (5781, 12383), (7503, 9541), (8323, 8601)]