20591230131

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{2729}}^1$

素因数の和:2945

約数の個数: 64

約数和(自身を含む): 32019187200

約数和(自身を除く): 11427957069

約数列:

[1, 3, 9, 27, 43, 67, 97, 129, 201, 291, 387, 603, 873, 1161, 1809, 2619, 2729, 2881, 4171, 6499, 8187, 8643, 12513, 19497, 24561, 25929, 37539, 58491, 73683, 77787, 112617, 117347, 175473, 182843, 264713, 279457, 352041, 548529, 794139, 838371, 1056123, 1645587, 2382417, 2515113, 3168369, 4936761, 7147251, 7545339, 7862249, 11382659, 17735771, 23586747, 34147977, 53207313, 70760241, 102443931, 159621939, 212280723, 307331793, 478865817, 762638153, 2287914459, 6863743377, 20591230131]

約数ペア:

[(1, 20591230131), (3, 6863743377), (9, 2287914459), (27, 762638153), (43, 478865817), (67, 307331793), (97, 212280723), (129, 159621939), (201, 102443931), (291, 70760241), (387, 53207313), (603, 34147977), (873, 23586747), (1161, 17735771), (1809, 11382659), (2619, 7862249), (2729, 7545339), (2881, 7147251), (4171, 4936761), (6499, 3168369), (8187, 2515113), (8643, 2382417), (12513, 1645587), (19497, 1056123), (24561, 838371), (25929, 794139), (37539, 548529), (58491, 352041), (73683, 279457), (77787, 264713), (112617, 182843), (117347, 175473)]