1269881305

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{2113}}^1$

素因数の和:2366

約数の個数: 48

約数和(自身を含む): 1943391744

約数和(自身を除く): 673510439

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 223, 245, 385, 539, 1115, 1561, 2113, 2453, 2695, 7805, 10565, 10927, 12265, 14791, 17171, 23243, 54635, 73955, 85855, 103537, 116215, 120197, 162701, 471199, 517685, 600985, 813505, 1138907, 2355995, 3298393, 5183189, 5694535, 16491965, 23088751, 25915945, 36282323, 115443755, 181411615, 253976261, 1269881305]

約数ペア:

[(1, 1269881305), (5, 253976261), (7, 181411615), (11, 115443755), (35, 36282323), (49, 25915945), (55, 23088751), (77, 16491965), (223, 5694535), (245, 5183189), (385, 3298393), (539, 2355995), (1115, 1138907), (1561, 813505), (2113, 600985), (2453, 517685), (2695, 471199), (7805, 162701), (10565, 120197), (10927, 116215), (12265, 103537), (14791, 85855), (17171, 73955), (23243, 54635)]