289301705

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{883}}^1$

素因数の和:966

約数の個数: 64

約数和(自身を含む): 464375808

約数和(自身を除く): 175074103

約数列:

[1, 5, 7, 11, 23, 35, 37, 55, 77, 115, 161, 185, 253, 259, 385, 407, 805, 851, 883, 1265, 1295, 1771, 2035, 2849, 4255, 4415, 5957, 6181, 8855, 9361, 9713, 14245, 20309, 29785, 30905, 32671, 46805, 48565, 65527, 67991, 101545, 142163, 163355, 223399, 228697, 327635, 339955, 359381, 710815, 751433, 1116995, 1143485, 1563793, 1796905, 2515667, 3757165, 5260031, 7818965, 8265763, 12578335, 26300155, 41328815, 57860341, 289301705]

約数ペア:

[(1, 289301705), (5, 57860341), (7, 41328815), (11, 26300155), (23, 12578335), (35, 8265763), (37, 7818965), (55, 5260031), (77, 3757165), (115, 2515667), (161, 1796905), (185, 1563793), (253, 1143485), (259, 1116995), (385, 751433), (407, 710815), (805, 359381), (851, 339955), (883, 327635), (1265, 228697), (1295, 223399), (1771, 163355), (2035, 142163), (2849, 101545), (4255, 67991), (4415, 65527), (5957, 48565), (6181, 46805), (8855, 32671), (9361, 30905), (9713, 29785), (14245, 20309)]