399044961

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41399}}^1$

素因数の和:41435

約数の個数: 40

約数和(自身を含む): 721353600

約数和(自身を除く): 322308639

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 9639, 41399, 124197, 289793, 372591, 703783, 869379, 1117773, 2111349, 2608137, 3353319, 4926481, 6334047, 7824411, 14779443, 19002141, 23473233, 44338329, 57006423, 133014987, 399044961]

約数ペア:

[(1, 399044961), (3, 133014987), (7, 57006423), (9, 44338329), (17, 23473233), (21, 19002141), (27, 14779443), (51, 7824411), (63, 6334047), (81, 4926481), (119, 3353319), (153, 2608137), (189, 2111349), (357, 1117773), (459, 869379), (567, 703783), (1071, 372591), (1377, 289793), (3213, 124197), (9639, 41399)]