202429521

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 342950400

約数和(自身を除く): 140520879

約数列:

[1, 3, 7, 9, 21, 63, 79, 89, 237, 267, 457, 553, 623, 711, 801, 1371, 1659, 1869, 3199, 4113, 4977, 5607, 7031, 9597, 21093, 28791, 36103, 40673, 49217, 63279, 108309, 122019, 147651, 252721, 284711, 324927, 366057, 442953, 758163, 854133, 2274489, 2562399, 3213167, 9639501, 22492169, 28918503, 67476507, 202429521]

約数ペア:

[(1, 202429521), (3, 67476507), (7, 28918503), (9, 22492169), (21, 9639501), (63, 3213167), (79, 2562399), (89, 2274489), (237, 854133), (267, 758163), (457, 442953), (553, 366057), (623, 324927), (711, 284711), (801, 252721), (1371, 147651), (1659, 122019), (1869, 108309), (3199, 63279), (4113, 49217), (4977, 40673), (5607, 36103), (7031, 28791), (9597, 21093)]