156728691

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 270885888

約数和(自身を除く): 114157197

約数列:

[1, 3, 7, 9, 21, 41, 47, 63, 123, 141, 287, 329, 369, 423, 861, 987, 1291, 1927, 2583, 2961, 3873, 5781, 9037, 11619, 13489, 17343, 27111, 40467, 52931, 60677, 81333, 121401, 158793, 182031, 370517, 424739, 476379, 546093, 1111551, 1274217, 2487757, 3334653, 3822651, 7463271, 17414299, 22389813, 52242897, 156728691]

約数ペア:

[(1, 156728691), (3, 52242897), (7, 22389813), (9, 17414299), (21, 7463271), (41, 3822651), (47, 3334653), (63, 2487757), (123, 1274217), (141, 1111551), (287, 546093), (329, 476379), (369, 424739), (423, 370517), (861, 182031), (987, 158793), (1291, 121401), (1927, 81333), (2583, 60677), (2961, 52931), (3873, 40467), (5781, 27111), (9037, 17343), (11619, 13489)]