7840434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 19353600

約数和(自身を除く): 11513166

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 79, 102, 119, 139, 158, 237, 238, 278, 357, 417, 474, 553, 714, 834, 973, 1106, 1343, 1659, 1946, 2363, 2686, 2919, 3318, 4029, 4726, 5838, 7089, 8058, 9401, 10981, 14178, 16541, 18802, 21962, 28203, 32943, 33082, 49623, 56406, 65886, 76867, 99246, 153734, 186677, 230601, 373354, 461202, 560031, 1120062, 1306739, 2613478, 3920217, 7840434]

約数ペア:

[(1, 7840434), (2, 3920217), (3, 2613478), (6, 1306739), (7, 1120062), (14, 560031), (17, 461202), (21, 373354), (34, 230601), (42, 186677), (51, 153734), (79, 99246), (102, 76867), (119, 65886), (139, 56406), (158, 49623), (237, 33082), (238, 32943), (278, 28203), (357, 21962), (417, 18802), (474, 16541), (553, 14178), (714, 10981), (834, 9401), (973, 8058), (1106, 7089), (1343, 5838), (1659, 4726), (1946, 4029), (2363, 3318), (2686, 2919)]