211745872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{32839}}^1$

素因数の和:32891

約数の個数: 40

約数和(自身を含む): 456081920

約数和(自身を除く): 244336048

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 32839, 65678, 131356, 262712, 426907, 525424, 853814, 1018009, 1707628, 2036018, 3415256, 4072036, 6830512, 8144072, 13234117, 16288144, 26468234, 52936468, 105872936, 211745872]

約数ペア:

[(1, 211745872), (2, 105872936), (4, 52936468), (8, 26468234), (13, 16288144), (16, 13234117), (26, 8144072), (31, 6830512), (52, 4072036), (62, 3415256), (104, 2036018), (124, 1707628), (208, 1018009), (248, 853814), (403, 525424), (496, 426907), (806, 262712), (1612, 131356), (3224, 65678), (6448, 32839)]