339947349

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 542603520

約数和(自身を除く): 202656171

約数列:

[1, 3, 7, 21, 49, 73, 79, 147, 219, 237, 401, 511, 553, 1203, 1533, 1659, 2807, 3577, 3871, 5767, 8421, 10731, 11613, 17301, 19649, 29273, 31679, 40369, 58947, 87819, 95037, 121107, 204911, 221753, 282583, 614733, 665259, 847749, 1434377, 1552271, 2312567, 4303131, 4656813, 6937701, 16187969, 48563907, 113315783, 339947349]

約数ペア:

[(1, 339947349), (3, 113315783), (7, 48563907), (21, 16187969), (49, 6937701), (73, 4656813), (79, 4303131), (147, 2312567), (219, 1552271), (237, 1434377), (401, 847749), (511, 665259), (553, 614733), (1203, 282583), (1533, 221753), (1659, 204911), (2807, 121107), (3577, 95037), (3871, 87819), (5767, 58947), (8421, 40369), (10731, 31679), (11613, 29273), (17301, 19649)]