207966408

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{666559}}^1$

素因数の和:666581

約数の個数: 32

約数和(自身を含む): 559910400

約数和(自身を除く): 351943992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 666559, 1333118, 1999677, 2666236, 3999354, 5332472, 7998708, 8665267, 15997416, 17330534, 25995801, 34661068, 51991602, 69322136, 103983204, 207966408]

約数ペア:

[(1, 207966408), (2, 103983204), (3, 69322136), (4, 51991602), (6, 34661068), (8, 25995801), (12, 17330534), (13, 15997416), (24, 8665267), (26, 7998708), (39, 5332472), (52, 3999354), (78, 2666236), (104, 1999677), (156, 1333118), (312, 666559)]