27679356

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 72530640

約数和(自身を除く): 44851284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 89, 106, 159, 163, 178, 212, 267, 318, 326, 356, 477, 489, 534, 636, 652, 801, 954, 978, 1068, 1467, 1602, 1908, 1956, 2934, 3204, 4717, 5868, 8639, 9434, 14151, 14507, 17278, 18868, 25917, 28302, 29014, 34556, 42453, 43521, 51834, 56604, 58028, 77751, 84906, 87042, 103668, 130563, 155502, 169812, 174084, 261126, 311004, 522252, 768871, 1537742, 2306613, 3075484, 4613226, 6919839, 9226452, 13839678, 27679356]

約数ペア:

[(1, 27679356), (2, 13839678), (3, 9226452), (4, 6919839), (6, 4613226), (9, 3075484), (12, 2306613), (18, 1537742), (36, 768871), (53, 522252), (89, 311004), (106, 261126), (159, 174084), (163, 169812), (178, 155502), (212, 130563), (267, 103668), (318, 87042), (326, 84906), (356, 77751), (477, 58028), (489, 56604), (534, 51834), (636, 43521), (652, 42453), (801, 34556), (954, 29014), (978, 28302), (1068, 25917), (1467, 18868), (1602, 17278), (1908, 14507), (1956, 14151), (2934, 9434), (3204, 8639), (4717, 5868)]