3973845

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 6678144

約数和(自身を除く): 2704299

約数列:

[1, 3, 5, 15, 43, 61, 101, 129, 183, 215, 303, 305, 505, 645, 915, 1515, 2623, 4343, 6161, 7869, 13029, 13115, 18483, 21715, 30805, 39345, 65145, 92415, 264923, 794769, 1324615, 3973845]

約数ペア:

[(1, 3973845), (3, 1324615), (5, 794769), (15, 264923), (43, 92415), (61, 65145), (101, 39345), (129, 30805), (183, 21715), (215, 18483), (303, 13115), (305, 13029), (505, 7869), (645, 6161), (915, 4343), (1515, 2623)]