12128935

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 19998720

約数和(自身を除く): 7869785

約数列:

[1, 5, 7, 13, 19, 23, 35, 61, 65, 91, 95, 115, 133, 161, 247, 299, 305, 427, 437, 455, 665, 793, 805, 1159, 1235, 1403, 1495, 1729, 2093, 2135, 2185, 3059, 3965, 5551, 5681, 5795, 7015, 8113, 8645, 9821, 10465, 15067, 15295, 18239, 26657, 27755, 28405, 39767, 40565, 49105, 75335, 91195, 105469, 127673, 133285, 186599, 198835, 346541, 527345, 638365, 932995, 1732705, 2425787, 12128935]

約数ペア:

[(1, 12128935), (5, 2425787), (7, 1732705), (13, 932995), (19, 638365), (23, 527345), (35, 346541), (61, 198835), (65, 186599), (91, 133285), (95, 127673), (115, 105469), (133, 91195), (161, 75335), (247, 49105), (299, 40565), (305, 39767), (427, 28405), (437, 27755), (455, 26657), (665, 18239), (793, 15295), (805, 15067), (1159, 10465), (1235, 9821), (1403, 8645), (1495, 8113), (1729, 7015), (2093, 5795), (2135, 5681), (2185, 5551), (3059, 3965)]