387628465

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 565637904

約数和(自身を除く): 178009439

約数列:

[1, 5, 7, 35, 37, 49, 61, 185, 245, 259, 305, 427, 701, 1295, 1813, 2135, 2257, 2989, 3505, 4907, 9065, 11285, 14945, 15799, 24535, 25937, 34349, 42761, 78995, 110593, 129685, 171745, 181559, 213805, 299327, 552965, 907795, 1270913, 1496635, 1582157, 2095289, 6354565, 7910785, 10476445, 11075099, 55375495, 77525693, 387628465]

約数ペア:

[(1, 387628465), (5, 77525693), (7, 55375495), (35, 11075099), (37, 10476445), (49, 7910785), (61, 6354565), (185, 2095289), (245, 1582157), (259, 1496635), (305, 1270913), (427, 907795), (701, 552965), (1295, 299327), (1813, 213805), (2135, 181559), (2257, 171745), (2989, 129685), (3505, 110593), (4907, 78995), (9065, 42761), (11285, 34349), (14945, 25937), (15799, 24535)]