221356278514

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{24971}}^1$

素因数の和:25283

約数の個数: 64

約数和(自身を含む): 395820184320

約数和(自身を除く): 174463905806

約数列:

[1, 2, 7, 14, 37, 74, 109, 157, 218, 259, 314, 518, 763, 1099, 1526, 2198, 4033, 5809, 8066, 11618, 17113, 24971, 28231, 34226, 40663, 49942, 56462, 81326, 119791, 174797, 239582, 349594, 633181, 923927, 1266362, 1847854, 2721839, 3920447, 4432267, 5443678, 6467489, 7840894, 8864534, 12934978, 19052873, 27443129, 38105746, 54886258, 100708043, 145056539, 201416086, 290113078, 427328723, 704956301, 854657446, 1015395773, 1409912602, 2030791546, 2991301061, 5982602122, 15811162751, 31622325502, 110678139257, 221356278514]

約数ペア:

[(1, 221356278514), (2, 110678139257), (7, 31622325502), (14, 15811162751), (37, 5982602122), (74, 2991301061), (109, 2030791546), (157, 1409912602), (218, 1015395773), (259, 854657446), (314, 704956301), (518, 427328723), (763, 290113078), (1099, 201416086), (1526, 145056539), (2198, 100708043), (4033, 54886258), (5809, 38105746), (8066, 27443129), (11618, 19052873), (17113, 12934978), (24971, 8864534), (28231, 7840894), (34226, 6467489), (40663, 5443678), (49942, 4432267), (56462, 3920447), (81326, 2721839), (119791, 1847854), (174797, 1266362), (239582, 923927), (349594, 633181)]