128973537

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{2417}}^1$

素因数の和:2459

約数の個数: 54

約数和(自身を含む): 238301154

約数和(自身を除く): 109327617

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 121, 147, 231, 363, 441, 539, 693, 847, 1089, 1617, 2417, 2541, 4851, 5929, 7251, 7623, 16919, 17787, 21753, 26587, 50757, 53361, 79761, 118433, 152271, 186109, 239283, 292457, 355299, 558327, 877371, 1065897, 1302763, 1674981, 2047199, 2632113, 3908289, 6141597, 11724867, 14330393, 18424791, 42991179, 128973537]

約数ペア:

[(1, 128973537), (3, 42991179), (7, 18424791), (9, 14330393), (11, 11724867), (21, 6141597), (33, 3908289), (49, 2632113), (63, 2047199), (77, 1674981), (99, 1302763), (121, 1065897), (147, 877371), (231, 558327), (363, 355299), (441, 292457), (539, 239283), (693, 186109), (847, 152271), (1089, 118433), (1617, 79761), (2417, 53361), (2541, 50757), (4851, 26587), (5929, 21753), (7251, 17787), (7623, 16919)]