28698495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 26459265

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 83, 89, 105, 111, 185, 249, 259, 267, 415, 445, 555, 581, 623, 777, 1245, 1295, 1335, 1743, 1869, 2905, 3071, 3115, 3293, 3885, 7387, 8715, 9213, 9345, 9879, 15355, 16465, 21497, 22161, 23051, 36935, 46065, 49395, 51709, 64491, 69153, 107485, 110805, 115255, 155127, 258545, 273319, 322455, 345765, 775635, 819957, 1366595, 1913233, 4099785, 5739699, 9566165, 28698495]

約数ペア:

[(1, 28698495), (3, 9566165), (5, 5739699), (7, 4099785), (15, 1913233), (21, 1366595), (35, 819957), (37, 775635), (83, 345765), (89, 322455), (105, 273319), (111, 258545), (185, 155127), (249, 115255), (259, 110805), (267, 107485), (415, 69153), (445, 64491), (555, 51709), (581, 49395), (623, 46065), (777, 36935), (1245, 23051), (1295, 22161), (1335, 21497), (1743, 16465), (1869, 15355), (2905, 9879), (3071, 9345), (3115, 9213), (3293, 8715), (3885, 7387)]