348520315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 531038592

約数和(自身を除く): 182518277

約数列:

[1, 5, 11, 13, 17, 53, 55, 65, 85, 143, 187, 221, 265, 541, 583, 689, 715, 901, 935, 1105, 2431, 2705, 2915, 3445, 4505, 5951, 7033, 7579, 9197, 9911, 11713, 12155, 28673, 29755, 35165, 37895, 45985, 49555, 58565, 77363, 101167, 119561, 128843, 143365, 315403, 372749, 386815, 487441, 505835, 597805, 644215, 1315171, 1577015, 1863745, 2437205, 4100239, 5361851, 6336733, 6575855, 20501195, 26809255, 31683665, 69704063, 348520315]

約数ペア:

[(1, 348520315), (5, 69704063), (11, 31683665), (13, 26809255), (17, 20501195), (53, 6575855), (55, 6336733), (65, 5361851), (85, 4100239), (143, 2437205), (187, 1863745), (221, 1577015), (265, 1315171), (541, 644215), (583, 597805), (689, 505835), (715, 487441), (901, 386815), (935, 372749), (1105, 315403), (2431, 143365), (2705, 128843), (2915, 119561), (3445, 101167), (4505, 77363), (5951, 58565), (7033, 49555), (7579, 45985), (9197, 37895), (9911, 35165), (11713, 29755), (12155, 28673)]