27805316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 63456960

約数和(自身を除く): 35651644

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 121, 154, 203, 242, 283, 308, 319, 406, 484, 566, 638, 812, 847, 1132, 1276, 1694, 1981, 2233, 3113, 3388, 3509, 3962, 4466, 6226, 7018, 7924, 8207, 8932, 12452, 14036, 16414, 21791, 24563, 32828, 34243, 43582, 49126, 57449, 68486, 87164, 90277, 98252, 114898, 136972, 180554, 229796, 239701, 361108, 479402, 631939, 958804, 993047, 1263878, 1986094, 2527756, 3972188, 6951329, 13902658, 27805316]

約数ペア:

[(1, 27805316), (2, 13902658), (4, 6951329), (7, 3972188), (11, 2527756), (14, 1986094), (22, 1263878), (28, 993047), (29, 958804), (44, 631939), (58, 479402), (77, 361108), (116, 239701), (121, 229796), (154, 180554), (203, 136972), (242, 114898), (283, 98252), (308, 90277), (319, 87164), (406, 68486), (484, 57449), (566, 49126), (638, 43582), (812, 34243), (847, 32828), (1132, 24563), (1276, 21791), (1694, 16414), (1981, 14036), (2233, 12452), (3113, 8932), (3388, 8207), (3509, 7924), (3962, 7018), (4466, 6226)]