81020436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56737}}^1$

素因数の和:56768

約数の個数: 48

約数和(自身を含む): 228767616

約数和(自身を除く): 147747180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 56737, 113474, 170211, 226948, 340422, 397159, 680844, 794318, 964529, 1191477, 1588636, 1929058, 2382954, 2893587, 3858116, 4765908, 5787174, 6751703, 11574348, 13503406, 20255109, 27006812, 40510218, 81020436]

約数ペア:

[(1, 81020436), (2, 40510218), (3, 27006812), (4, 20255109), (6, 13503406), (7, 11574348), (12, 6751703), (14, 5787174), (17, 4765908), (21, 3858116), (28, 2893587), (34, 2382954), (42, 1929058), (51, 1588636), (68, 1191477), (84, 964529), (102, 794318), (119, 680844), (204, 397159), (238, 340422), (357, 226948), (476, 170211), (714, 113474), (1428, 56737)]