87442322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 159563520

約数和(自身を除く): 72121198

約数列:

[1, 2, 11, 17, 22, 34, 37, 71, 74, 89, 142, 178, 187, 374, 407, 629, 781, 814, 979, 1207, 1258, 1513, 1562, 1958, 2414, 2627, 3026, 3293, 5254, 6319, 6586, 6919, 12638, 13277, 13838, 16643, 26554, 28897, 33286, 36223, 44659, 55981, 57794, 69509, 72446, 89318, 107423, 111962, 139018, 214846, 233803, 467606, 491249, 615791, 982498, 1181653, 1231582, 2363306, 2571833, 3974651, 5143666, 7949302, 43721161, 87442322]

約数ペア:

[(1, 87442322), (2, 43721161), (11, 7949302), (17, 5143666), (22, 3974651), (34, 2571833), (37, 2363306), (71, 1231582), (74, 1181653), (89, 982498), (142, 615791), (178, 491249), (187, 467606), (374, 233803), (407, 214846), (629, 139018), (781, 111962), (814, 107423), (979, 89318), (1207, 72446), (1258, 69509), (1513, 57794), (1562, 55981), (1958, 44659), (2414, 36223), (2627, 33286), (3026, 28897), (3293, 26554), (5254, 16643), (6319, 13838), (6586, 13277), (6919, 12638)]