15694809921

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{472721}}^1$

素因数の和:472782

約数の個数: 48

約数和(自身を含む): 28317938688

約数和(自身を除く): 12623128767

約数列:

[1, 3, 7, 9, 17, 21, 31, 51, 63, 93, 119, 153, 217, 279, 357, 527, 651, 1071, 1581, 1953, 3689, 4743, 11067, 33201, 472721, 1418163, 3309047, 4254489, 8036257, 9927141, 14654351, 24108771, 29781423, 43963053, 56253799, 72326313, 102580457, 131889159, 168761397, 249123967, 307741371, 506284191, 747371901, 923224113, 1743867769, 2242115703, 5231603307, 15694809921]

約数ペア:

[(1, 15694809921), (3, 5231603307), (7, 2242115703), (9, 1743867769), (17, 923224113), (21, 747371901), (31, 506284191), (51, 307741371), (63, 249123967), (93, 168761397), (119, 131889159), (153, 102580457), (217, 72326313), (279, 56253799), (357, 43963053), (527, 29781423), (651, 24108771), (1071, 14654351), (1581, 9927141), (1953, 8036257), (3689, 4254489), (4743, 3309047), (11067, 1418163), (33201, 472721)]