721288225924

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2231681}}^1$

素因数の和:2231813

約数の個数: 72

約数和(自身を含む): 1570738132152

約数和(自身を除く): 849449906228

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 97, 98, 119, 194, 196, 238, 388, 476, 679, 833, 1358, 1649, 1666, 2716, 3298, 3332, 4753, 6596, 9506, 11543, 19012, 23086, 46172, 80801, 161602, 323204, 2231681, 4463362, 8926724, 15621767, 31243534, 37938577, 62487068, 75877154, 109352369, 151754308, 216473057, 218704738, 265570039, 432946114, 437409476, 531140078, 865892228, 1062280156, 1515311399, 1858990273, 3030622798, 3680041969, 3717980546, 6061245596, 7360083938, 7435961092, 10607179793, 14720167876, 21214359586, 25760293783, 42428719172, 51520587566, 103041175132, 180322056481, 360644112962, 721288225924]

約数ペア:

[(1, 721288225924), (2, 360644112962), (4, 180322056481), (7, 103041175132), (14, 51520587566), (17, 42428719172), (28, 25760293783), (34, 21214359586), (49, 14720167876), (68, 10607179793), (97, 7435961092), (98, 7360083938), (119, 6061245596), (194, 3717980546), (196, 3680041969), (238, 3030622798), (388, 1858990273), (476, 1515311399), (679, 1062280156), (833, 865892228), (1358, 531140078), (1649, 437409476), (1666, 432946114), (2716, 265570039), (3298, 218704738), (3332, 216473057), (4753, 151754308), (6596, 109352369), (9506, 75877154), (11543, 62487068), (19012, 37938577), (23086, 31243534), (46172, 15621767), (80801, 8926724), (161602, 4463362), (323204, 2231681)]