1900758470805

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{21739103}}^1$

素因数の和:21739210

約数の個数: 48

約数和(自身を含む): 3459126228480

約数和(自身を除く): 1558367757675

約数列:

[1, 3, 5, 9, 15, 29, 45, 67, 87, 145, 201, 261, 335, 435, 603, 1005, 1305, 1943, 3015, 5829, 9715, 17487, 29145, 87435, 21739103, 65217309, 108695515, 195651927, 326086545, 630433987, 978259635, 1456519901, 1891301961, 3152169935, 4369559703, 5673905883, 7282599505, 9456509805, 13108679109, 21847798515, 28369529415, 42239077129, 65543395545, 126717231387, 211195385645, 380151694161, 633586156935, 1900758470805]

約数ペア:

[(1, 1900758470805), (3, 633586156935), (5, 380151694161), (9, 211195385645), (15, 126717231387), (29, 65543395545), (45, 42239077129), (67, 28369529415), (87, 21847798515), (145, 13108679109), (201, 9456509805), (261, 7282599505), (335, 5673905883), (435, 4369559703), (603, 3152169935), (1005, 1891301961), (1305, 1456519901), (1943, 978259635), (3015, 630433987), (5829, 326086545), (9715, 195651927), (17487, 108695515), (29145, 65217309), (87435, 21739103)]