388775125545

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{727}}^1\times {\mathrm{2341}}^1$

素因数の和:3330

約数の個数: 64

約数和(自身を含む): 633596361216

約数和(自身を除く): 244821235671

約数列:

[1, 3, 5, 15, 97, 157, 291, 471, 485, 727, 785, 1455, 2181, 2341, 2355, 3635, 7023, 10905, 11705, 15229, 35115, 45687, 70519, 76145, 114139, 211557, 227077, 228435, 342417, 352595, 367537, 570695, 681231, 1057785, 1102611, 1135385, 1701907, 1712085, 1837685, 3406155, 5105721, 5513055, 8509535, 11071483, 25528605, 33214449, 35651089, 55357415, 106953267, 165084979, 166072245, 178255445, 267199399, 495254937, 534766335, 801598197, 825424895, 1335996995, 2476274685, 4007990985, 25918341703, 77755025109, 129591708515, 388775125545]

約数ペア:

[(1, 388775125545), (3, 129591708515), (5, 77755025109), (15, 25918341703), (97, 4007990985), (157, 2476274685), (291, 1335996995), (471, 825424895), (485, 801598197), (727, 534766335), (785, 495254937), (1455, 267199399), (2181, 178255445), (2341, 166072245), (2355, 165084979), (3635, 106953267), (7023, 55357415), (10905, 35651089), (11705, 33214449), (15229, 25528605), (35115, 11071483), (45687, 8509535), (70519, 5513055), (76145, 5105721), (114139, 3406155), (211557, 1837685), (227077, 1712085), (228435, 1701907), (342417, 1135385), (352595, 1102611), (367537, 1057785), (570695, 681231)]