7384545

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 15845544

約数和(自身を除く): 8460999

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 85, 105, 119, 147, 153, 197, 245, 255, 315, 357, 441, 591, 595, 735, 765, 833, 985, 1071, 1379, 1773, 1785, 2205, 2499, 2955, 3349, 4137, 4165, 5355, 6895, 7497, 8865, 9653, 10047, 12411, 12495, 16745, 20685, 23443, 28959, 30141, 37485, 48265, 50235, 62055, 70329, 86877, 117215, 144795, 150705, 164101, 210987, 351645, 434385, 492303, 820505, 1054935, 1476909, 2461515, 7384545]

約数ペア:

[(1, 7384545), (3, 2461515), (5, 1476909), (7, 1054935), (9, 820505), (15, 492303), (17, 434385), (21, 351645), (35, 210987), (45, 164101), (49, 150705), (51, 144795), (63, 117215), (85, 86877), (105, 70329), (119, 62055), (147, 50235), (153, 48265), (197, 37485), (245, 30141), (255, 28959), (315, 23443), (357, 20685), (441, 16745), (591, 12495), (595, 12411), (735, 10047), (765, 9653), (833, 8865), (985, 7497), (1071, 6895), (1379, 5355), (1773, 4165), (1785, 4137), (2205, 3349), (2499, 2955)]