15691294255

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{16477}}^1$

素因数の和:16545

約数の個数: 72

約数和(自身を含む): 24751010592

約数和(自身を除く): 9059716337

約数列:

[1, 5, 7, 13, 23, 35, 49, 65, 91, 115, 161, 169, 245, 299, 455, 637, 805, 845, 1127, 1183, 1495, 2093, 3185, 3887, 5635, 5915, 8281, 10465, 14651, 16477, 19435, 27209, 41405, 73255, 82385, 115339, 136045, 190463, 214201, 378971, 576695, 807373, 952315, 1071005, 1499407, 1894855, 2652797, 2784613, 4036865, 4926623, 7497035, 10495849, 13263985, 13923065, 18569579, 19492291, 24633115, 34486361, 52479245, 64046099, 92847895, 97461455, 136446037, 172431805, 241404527, 320230495, 448322693, 682230185, 1207022635, 2241613465, 3138258851, 15691294255]

約数ペア:

[(1, 15691294255), (5, 3138258851), (7, 2241613465), (13, 1207022635), (23, 682230185), (35, 448322693), (49, 320230495), (65, 241404527), (91, 172431805), (115, 136446037), (161, 97461455), (169, 92847895), (245, 64046099), (299, 52479245), (455, 34486361), (637, 24633115), (805, 19492291), (845, 18569579), (1127, 13923065), (1183, 13263985), (1495, 10495849), (2093, 7497035), (3185, 4926623), (3887, 4036865), (5635, 2784613), (5915, 2652797), (8281, 1894855), (10465, 1499407), (14651, 1071005), (16477, 952315), (19435, 807373), (27209, 576695), (41405, 378971), (73255, 214201), (82385, 190463), (115339, 136045)]