7884748599

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{2213}}^1$

素因数の和:2688

約数の個数: 64

約数和(自身を含む): 13394239488

約数和(自身を除く): 5509490889

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 421, 651, 1209, 1263, 2213, 2821, 2947, 5473, 6639, 8463, 8841, 13051, 15491, 16419, 28769, 38311, 39153, 46473, 68603, 86307, 91357, 114933, 169663, 201383, 205809, 274071, 480221, 508989, 604149, 891839, 931673, 1187641, 1440663, 2675517, 2795019, 3562923, 6242873, 6521711, 12111749, 18728619, 19565133, 28881863, 36335247, 84782243, 86645589, 202173041, 254346729, 375464219, 606519123, 1126392657, 2628249533, 7884748599]

約数ペア:

[(1, 7884748599), (3, 2628249533), (7, 1126392657), (13, 606519123), (21, 375464219), (31, 254346729), (39, 202173041), (91, 86645589), (93, 84782243), (217, 36335247), (273, 28881863), (403, 19565133), (421, 18728619), (651, 12111749), (1209, 6521711), (1263, 6242873), (2213, 3562923), (2821, 2795019), (2947, 2675517), (5473, 1440663), (6639, 1187641), (8463, 931673), (8841, 891839), (13051, 604149), (15491, 508989), (16419, 480221), (28769, 274071), (38311, 205809), (39153, 201383), (46473, 169663), (68603, 114933), (86307, 91357)]