221769828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{51767}}^1$

素因数の和:51801

約数の個数: 72

約数和(自身を含む): 678367872

約数和(自身を除く): 456598044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 51767, 103534, 155301, 207068, 310602, 362369, 465903, 621204, 724738, 880039, 931806, 1087107, 1449476, 1760078, 1863612, 2174214, 2640117, 3261321, 3520156, 4348428, 5280234, 6160273, 6522642, 7920351, 10560468, 12320546, 13045284, 15840702, 18480819, 24641092, 31681404, 36961638, 55442457, 73923276, 110884914, 221769828]

約数ペア:

[(1, 221769828), (2, 110884914), (3, 73923276), (4, 55442457), (6, 36961638), (7, 31681404), (9, 24641092), (12, 18480819), (14, 15840702), (17, 13045284), (18, 12320546), (21, 10560468), (28, 7920351), (34, 6522642), (36, 6160273), (42, 5280234), (51, 4348428), (63, 3520156), (68, 3261321), (84, 2640117), (102, 2174214), (119, 1863612), (126, 1760078), (153, 1449476), (204, 1087107), (238, 931806), (252, 880039), (306, 724738), (357, 621204), (476, 465903), (612, 362369), (714, 310602), (1071, 207068), (1428, 155301), (2142, 103534), (4284, 51767)]