56971755

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 108307584

約数和(自身を除く): 51335829

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 47, 73, 81, 123, 135, 141, 205, 219, 235, 365, 369, 405, 423, 615, 657, 705, 1095, 1107, 1269, 1845, 1927, 1971, 2115, 2993, 3285, 3321, 3431, 3807, 5535, 5781, 5913, 6345, 8979, 9635, 9855, 10293, 14965, 16605, 17155, 17343, 19035, 26937, 28905, 29565, 30879, 44895, 51465, 52029, 80811, 86715, 92637, 134685, 140671, 154395, 156087, 242433, 260145, 277911, 404055, 422013, 463185, 703355, 780435, 1212165, 1266039, 1389555, 2110065, 3798117, 6330195, 11394351, 18990585, 56971755]

約数ペア:

[(1, 56971755), (3, 18990585), (5, 11394351), (9, 6330195), (15, 3798117), (27, 2110065), (41, 1389555), (45, 1266039), (47, 1212165), (73, 780435), (81, 703355), (123, 463185), (135, 422013), (141, 404055), (205, 277911), (219, 260145), (235, 242433), (365, 156087), (369, 154395), (405, 140671), (423, 134685), (615, 92637), (657, 86715), (705, 80811), (1095, 52029), (1107, 51465), (1269, 44895), (1845, 30879), (1927, 29565), (1971, 28905), (2115, 26937), (2993, 19035), (3285, 17343), (3321, 17155), (3431, 16605), (3807, 14965), (5535, 10293), (5781, 9855), (5913, 9635), (6345, 8979)]