211307408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{32771}}^1$

素因数の和:32823

約数の個数: 40

約数和(自身を含む): 455137536

約数和(自身を除く): 243830128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 32771, 65542, 131084, 262168, 426023, 524336, 852046, 1015901, 1704092, 2031802, 3408184, 4063604, 6816368, 8127208, 13206713, 16254416, 26413426, 52826852, 105653704, 211307408]

約数ペア:

[(1, 211307408), (2, 105653704), (4, 52826852), (8, 26413426), (13, 16254416), (16, 13206713), (26, 8127208), (31, 6816368), (52, 4063604), (62, 3408184), (104, 2031802), (124, 1704092), (208, 1015901), (248, 852046), (403, 524336), (496, 426023), (806, 262168), (1612, 131084), (3224, 65542), (6448, 32771)]