2457378

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:229

約数の個数: 80

約数和(自身を含む): 6899904

約数和(自身を除く): 4442526

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 126, 154, 162, 189, 197, 198, 231, 297, 378, 394, 462, 567, 591, 594, 693, 891, 1134, 1182, 1379, 1386, 1773, 1782, 2079, 2167, 2758, 3546, 4137, 4158, 4334, 5319, 6237, 6501, 8274, 10638, 12411, 12474, 13002, 15169, 15957, 19503, 24822, 30338, 31914, 37233, 39006, 45507, 58509, 74466, 91014, 111699, 117018, 136521, 175527, 223398, 273042, 351054, 409563, 819126, 1228689, 2457378]

約数ペア:

[(1, 2457378), (2, 1228689), (3, 819126), (6, 409563), (7, 351054), (9, 273042), (11, 223398), (14, 175527), (18, 136521), (21, 117018), (22, 111699), (27, 91014), (33, 74466), (42, 58509), (54, 45507), (63, 39006), (66, 37233), (77, 31914), (81, 30338), (99, 24822), (126, 19503), (154, 15957), (162, 15169), (189, 13002), (197, 12474), (198, 12411), (231, 10638), (297, 8274), (378, 6501), (394, 6237), (462, 5319), (567, 4334), (591, 4158), (594, 4137), (693, 3546), (891, 2758), (1134, 2167), (1182, 2079), (1379, 1782), (1386, 1773)]