339911715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1481}}^1$

素因数の和:1620

約数の個数: 64

約数和(自身を含む): 645345792

約数和(自身を除く): 305434077

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 107, 143, 165, 195, 321, 429, 535, 715, 1177, 1391, 1481, 1605, 2145, 3531, 4173, 4443, 5885, 6955, 7405, 15301, 16291, 17655, 19253, 20865, 22215, 45903, 48873, 57759, 76505, 81455, 96265, 158467, 211783, 229515, 244365, 288795, 475401, 635349, 792335, 1058915, 1743137, 2060071, 2377005, 3176745, 5229411, 6180213, 8715685, 10300355, 22660781, 26147055, 30901065, 67982343, 113303905, 339911715]

約数ペア:

[(1, 339911715), (3, 113303905), (5, 67982343), (11, 30901065), (13, 26147055), (15, 22660781), (33, 10300355), (39, 8715685), (55, 6180213), (65, 5229411), (107, 3176745), (143, 2377005), (165, 2060071), (195, 1743137), (321, 1058915), (429, 792335), (535, 635349), (715, 475401), (1177, 288795), (1391, 244365), (1481, 229515), (1605, 211783), (2145, 158467), (3531, 96265), (4173, 81455), (4443, 76505), (5885, 57759), (6955, 48873), (7405, 45903), (15301, 22215), (16291, 20865), (17655, 19253)]