51988608735

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{218987}}^1$

素因数の和:219045

約数の個数: 96

約数和(自身を含む): 107847210240

約数和(自身を除く): 55858601505

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 49, 51, 57, 85, 95, 105, 119, 133, 147, 245, 255, 285, 323, 357, 399, 595, 665, 735, 833, 931, 969, 1615, 1785, 1995, 2261, 2499, 2793, 4165, 4655, 4845, 6783, 11305, 12495, 13965, 15827, 33915, 47481, 79135, 218987, 237405, 656961, 1094935, 1532909, 3284805, 3722779, 4160753, 4598727, 7664545, 10730363, 11168337, 12482259, 18613895, 20803765, 22993635, 26059453, 29125271, 32191089, 53651815, 55841685, 62411295, 70732801, 78178359, 87375813, 130297265, 145626355, 160955445, 182416171, 203876897, 212198403, 353664005, 390891795, 436879065, 495129607, 547248513, 611630691, 912080855, 1019384485, 1060992015, 1485388821, 2475648035, 2736242565, 3058153455, 3465907249, 7426944105, 10397721747, 17329536245, 51988608735]

約数ペア:

[(1, 51988608735), (3, 17329536245), (5, 10397721747), (7, 7426944105), (15, 3465907249), (17, 3058153455), (19, 2736242565), (21, 2475648035), (35, 1485388821), (49, 1060992015), (51, 1019384485), (57, 912080855), (85, 611630691), (95, 547248513), (105, 495129607), (119, 436879065), (133, 390891795), (147, 353664005), (245, 212198403), (255, 203876897), (285, 182416171), (323, 160955445), (357, 145626355), (399, 130297265), (595, 87375813), (665, 78178359), (735, 70732801), (833, 62411295), (931, 55841685), (969, 53651815), (1615, 32191089), (1785, 29125271), (1995, 26059453), (2261, 22993635), (2499, 20803765), (2793, 18613895), (4165, 12482259), (4655, 11168337), (4845, 10730363), (6783, 7664545), (11305, 4598727), (12495, 4160753), (13965, 3722779), (15827, 3284805), (33915, 1532909), (47481, 1094935), (79135, 656961), (218987, 237405)]