67490073

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 118849536

約数和(自身を除く): 51359463

約数列:

[1, 3, 7, 9, 21, 23, 47, 63, 69, 141, 161, 207, 329, 423, 483, 987, 991, 1081, 1449, 2961, 2973, 3243, 6937, 7567, 8919, 9729, 20811, 22701, 22793, 46577, 62433, 68103, 68379, 139731, 159551, 205137, 326039, 419193, 478653, 978117, 1071271, 1435959, 2934351, 3213813, 7498897, 9641439, 22496691, 67490073]

約数ペア:

[(1, 67490073), (3, 22496691), (7, 9641439), (9, 7498897), (21, 3213813), (23, 2934351), (47, 1435959), (63, 1071271), (69, 978117), (141, 478653), (161, 419193), (207, 326039), (329, 205137), (423, 159551), (483, 139731), (987, 68379), (991, 68103), (1081, 62433), (1449, 46577), (2961, 22793), (2973, 22701), (3243, 20811), (6937, 9729), (7567, 8919)]