378262251

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{1723}}^1$

素因数の和:1952

約数の個数: 32

約数和(自身を含む): 575953920

約数和(自身を除く): 197691669

約数列:

[1, 3, 9, 27, 47, 141, 173, 423, 519, 1269, 1557, 1723, 4671, 5169, 8131, 15507, 24393, 46521, 73179, 80981, 219537, 242943, 298079, 728829, 894237, 2186487, 2682711, 8048133, 14009713, 42029139, 126087417, 378262251]

約数ペア:

[(1, 378262251), (3, 126087417), (9, 42029139), (27, 14009713), (47, 8048133), (141, 2682711), (173, 2186487), (423, 894237), (519, 728829), (1269, 298079), (1557, 242943), (1723, 219537), (4671, 80981), (5169, 73179), (8131, 46521), (15507, 24393)]