15738921

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 25660800

約数和(自身を除く): 9921879

約数列:

[1, 3, 9, 11, 27, 33, 99, 197, 269, 297, 591, 807, 1773, 2167, 2421, 2959, 5319, 6501, 7263, 8877, 19503, 26631, 52993, 58509, 79893, 158979, 476937, 582923, 1430811, 1748769, 5246307, 15738921]

約数ペア:

[(1, 15738921), (3, 5246307), (9, 1748769), (11, 1430811), (27, 582923), (33, 476937), (99, 158979), (197, 79893), (269, 58509), (297, 52993), (591, 26631), (807, 19503), (1773, 8877), (2167, 7263), (2421, 6501), (2959, 5319)]