838173315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4079}}^1$

素因数の和:4216

約数の個数: 64

約数和(自身を含む): 1629388800

約数和(自身を除く): 791215485

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 103, 105, 133, 285, 309, 399, 515, 665, 721, 1545, 1957, 1995, 2163, 3605, 4079, 5871, 9785, 10815, 12237, 13699, 20395, 28553, 29355, 41097, 61185, 68495, 77501, 85659, 142765, 205485, 232503, 387505, 420137, 428295, 542507, 1162515, 1260411, 1627521, 2100685, 2712535, 2940959, 6302055, 7982603, 8137605, 8822877, 14704795, 23947809, 39913015, 44114385, 55878221, 119739045, 167634663, 279391105, 838173315]

約数ペア:

[(1, 838173315), (3, 279391105), (5, 167634663), (7, 119739045), (15, 55878221), (19, 44114385), (21, 39913015), (35, 23947809), (57, 14704795), (95, 8822877), (103, 8137605), (105, 7982603), (133, 6302055), (285, 2940959), (309, 2712535), (399, 2100685), (515, 1627521), (665, 1260411), (721, 1162515), (1545, 542507), (1957, 428295), (1995, 420137), (2163, 387505), (3605, 232503), (4079, 205485), (5871, 142765), (9785, 85659), (10815, 77501), (12237, 68495), (13699, 61185), (20395, 41097), (28553, 29355)]