198035418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 461242368

約数和(自身を除く): 263206950

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 137, 254, 271, 274, 381, 411, 542, 762, 813, 822, 889, 959, 1626, 1778, 1897, 1918, 2667, 2877, 3794, 5334, 5691, 5754, 11382, 17399, 34417, 34798, 37127, 52197, 68834, 74254, 103251, 104394, 111381, 121793, 206502, 222762, 240919, 243586, 259889, 365379, 481838, 519778, 722757, 730758, 779667, 1445514, 1559334, 4715129, 9430258, 14145387, 28290774, 33005903, 66011806, 99017709, 198035418]

約数ペア:

[(1, 198035418), (2, 99017709), (3, 66011806), (6, 33005903), (7, 28290774), (14, 14145387), (21, 9430258), (42, 4715129), (127, 1559334), (137, 1445514), (254, 779667), (271, 730758), (274, 722757), (381, 519778), (411, 481838), (542, 365379), (762, 259889), (813, 243586), (822, 240919), (889, 222762), (959, 206502), (1626, 121793), (1778, 111381), (1897, 104394), (1918, 103251), (2667, 74254), (2877, 68834), (3794, 52197), (5334, 37127), (5691, 34798), (5754, 34417), (11382, 17399)]