73180863

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 130605696

約数和(自身を除く): 57424833

約数列:

[1, 3, 7, 9, 21, 31, 49, 53, 63, 93, 101, 147, 159, 217, 279, 303, 371, 441, 477, 651, 707, 909, 1113, 1519, 1643, 1953, 2121, 2597, 3131, 3339, 4557, 4929, 4949, 5353, 6363, 7791, 9393, 11501, 13671, 14787, 14847, 16059, 21917, 23373, 28179, 34503, 37471, 44541, 48177, 65751, 80507, 103509, 112413, 153419, 165943, 197253, 241521, 262297, 337239, 460257, 497829, 724563, 786891, 1161601, 1380771, 1493487, 2360673, 3484803, 8131207, 10454409, 24393621, 73180863]

約数ペア:

[(1, 73180863), (3, 24393621), (7, 10454409), (9, 8131207), (21, 3484803), (31, 2360673), (49, 1493487), (53, 1380771), (63, 1161601), (93, 786891), (101, 724563), (147, 497829), (159, 460257), (217, 337239), (279, 262297), (303, 241521), (371, 197253), (441, 165943), (477, 153419), (651, 112413), (707, 103509), (909, 80507), (1113, 65751), (1519, 48177), (1643, 44541), (1953, 37471), (2121, 34503), (2597, 28179), (3131, 23373), (3339, 21917), (4557, 16059), (4929, 14847), (4949, 14787), (5353, 13671), (6363, 11501), (7791, 9393)]