222788916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21563}}^1$

素因数の和:21621

約数の個数: 72

約数和(自身を含む): 659340864

約数和(自身を除く): 436551948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 164, 246, 252, 287, 369, 492, 574, 738, 861, 1148, 1476, 1722, 2583, 3444, 5166, 10332, 21563, 43126, 64689, 86252, 129378, 150941, 194067, 258756, 301882, 388134, 452823, 603764, 776268, 884083, 905646, 1358469, 1768166, 1811292, 2652249, 2716938, 3536332, 5304498, 5433876, 6188581, 7956747, 10608996, 12377162, 15913494, 18565743, 24754324, 31826988, 37131486, 55697229, 74262972, 111394458, 222788916]

約数ペア:

[(1, 222788916), (2, 111394458), (3, 74262972), (4, 55697229), (6, 37131486), (7, 31826988), (9, 24754324), (12, 18565743), (14, 15913494), (18, 12377162), (21, 10608996), (28, 7956747), (36, 6188581), (41, 5433876), (42, 5304498), (63, 3536332), (82, 2716938), (84, 2652249), (123, 1811292), (126, 1768166), (164, 1358469), (246, 905646), (252, 884083), (287, 776268), (369, 603764), (492, 452823), (574, 388134), (738, 301882), (861, 258756), (1148, 194067), (1476, 150941), (1722, 129378), (2583, 86252), (3444, 64689), (5166, 43126), (10332, 21563)]