2644452

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 7371000

約数和(自身を除く): 4726548

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 102, 116, 149, 153, 174, 204, 261, 298, 306, 348, 447, 493, 522, 596, 612, 894, 986, 1044, 1341, 1479, 1788, 1972, 2533, 2682, 2958, 4321, 4437, 5066, 5364, 5916, 7599, 8642, 8874, 10132, 12963, 15198, 17284, 17748, 22797, 25926, 30396, 38889, 45594, 51852, 73457, 77778, 91188, 146914, 155556, 220371, 293828, 440742, 661113, 881484, 1322226, 2644452]

約数ペア:

[(1, 2644452), (2, 1322226), (3, 881484), (4, 661113), (6, 440742), (9, 293828), (12, 220371), (17, 155556), (18, 146914), (29, 91188), (34, 77778), (36, 73457), (51, 51852), (58, 45594), (68, 38889), (87, 30396), (102, 25926), (116, 22797), (149, 17748), (153, 17284), (174, 15198), (204, 12963), (261, 10132), (298, 8874), (306, 8642), (348, 7599), (447, 5916), (493, 5364), (522, 5066), (596, 4437), (612, 4321), (894, 2958), (986, 2682), (1044, 2533), (1341, 1972), (1479, 1788)]