1285202408

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{9511}}^1$

素因数の和:9670

約数の個数: 64

約数和(自身を含む): 2922086400

約数和(自身を除く): 1636883992

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 127, 133, 152, 254, 266, 508, 532, 889, 1016, 1064, 1778, 2413, 3556, 4826, 7112, 9511, 9652, 16891, 19022, 19304, 33782, 38044, 66577, 67564, 76088, 133154, 135128, 180709, 266308, 361418, 532616, 722836, 1207897, 1264963, 1445672, 2415794, 2529926, 4831588, 5059852, 8455279, 9663176, 10119704, 16910558, 22950043, 33821116, 45900086, 67642232, 91800172, 160650301, 183600344, 321300602, 642601204, 1285202408]

約数ペア:

[(1, 1285202408), (2, 642601204), (4, 321300602), (7, 183600344), (8, 160650301), (14, 91800172), (19, 67642232), (28, 45900086), (38, 33821116), (56, 22950043), (76, 16910558), (127, 10119704), (133, 9663176), (152, 8455279), (254, 5059852), (266, 4831588), (508, 2529926), (532, 2415794), (889, 1445672), (1016, 1264963), (1064, 1207897), (1778, 722836), (2413, 532616), (3556, 361418), (4826, 266308), (7112, 180709), (9511, 135128), (9652, 133154), (16891, 76088), (19022, 67564), (19304, 66577), (33782, 38044)]