71190819

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 130470912

約数和(自身を除く): 59280093

約数列:

[1, 3, 7, 9, 21, 23, 27, 53, 63, 69, 81, 103, 159, 161, 189, 207, 309, 371, 477, 483, 567, 621, 721, 927, 1113, 1219, 1431, 1449, 1863, 2163, 2369, 2781, 3339, 3657, 4293, 4347, 5459, 6489, 7107, 8343, 8533, 10017, 10971, 13041, 16377, 16583, 19467, 21321, 25599, 30051, 32913, 38213, 49131, 49749, 58401, 63963, 76797, 98739, 114639, 125557, 147393, 149247, 191889, 230391, 343917, 376671, 442179, 447741, 691173, 878899, 1031751, 1130013, 1343223, 2636697, 3095253, 3390039, 7910091, 10170117, 23730273, 71190819]

約数ペア:

[(1, 71190819), (3, 23730273), (7, 10170117), (9, 7910091), (21, 3390039), (23, 3095253), (27, 2636697), (53, 1343223), (63, 1130013), (69, 1031751), (81, 878899), (103, 691173), (159, 447741), (161, 442179), (189, 376671), (207, 343917), (309, 230391), (371, 191889), (477, 149247), (483, 147393), (567, 125557), (621, 114639), (721, 98739), (927, 76797), (1113, 63963), (1219, 58401), (1431, 49749), (1449, 49131), (1863, 38213), (2163, 32913), (2369, 30051), (2781, 25599), (3339, 21321), (3657, 19467), (4293, 16583), (4347, 16377), (5459, 13041), (6489, 10971), (7107, 10017), (8343, 8533)]