155957529

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 272885760

約数和(自身を除く): 116928231

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 107, 133, 247, 273, 281, 321, 399, 741, 749, 843, 1391, 1729, 1967, 2033, 2247, 3653, 4173, 5187, 5339, 5901, 6099, 9737, 10959, 14231, 16017, 25571, 26429, 29211, 30067, 37373, 42693, 69407, 76713, 79287, 90201, 112119, 185003, 208221, 210469, 390871, 485849, 555009, 571273, 631407, 1172613, 1457547, 1713819, 2736097, 3998911, 7426549, 8208291, 11996733, 22279647, 51985843, 155957529]

約数ペア:

[(1, 155957529), (3, 51985843), (7, 22279647), (13, 11996733), (19, 8208291), (21, 7426549), (39, 3998911), (57, 2736097), (91, 1713819), (107, 1457547), (133, 1172613), (247, 631407), (273, 571273), (281, 555009), (321, 485849), (399, 390871), (741, 210469), (749, 208221), (843, 185003), (1391, 112119), (1729, 90201), (1967, 79287), (2033, 76713), (2247, 69407), (3653, 42693), (4173, 37373), (5187, 30067), (5339, 29211), (5901, 26429), (6099, 25571), (9737, 16017), (10959, 14231)]