18561616801

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{911}}^1$

素因数の和:1142

約数の個数: 64

約数和(自身を含む): 24161550336

約数和(自身を除く): 5599933535

約数列:

[1, 7, 13, 41, 43, 91, 127, 287, 301, 533, 559, 889, 911, 1651, 1763, 3731, 3913, 5207, 5461, 6377, 11557, 11843, 12341, 22919, 36449, 37351, 38227, 39173, 67691, 70993, 82901, 115697, 160433, 223901, 261457, 274211, 473837, 485563, 496951, 509249, 809879, 1504061, 1567307, 1606093, 2910713, 3398941, 3564743, 4743577, 4974971, 10528427, 11242651, 20374991, 20879209, 33205039, 34824797, 61666501, 64674623, 146154463, 203973811, 431665507, 452722361, 1427816677, 2651659543, 18561616801]

約数ペア:

[(1, 18561616801), (7, 2651659543), (13, 1427816677), (41, 452722361), (43, 431665507), (91, 203973811), (127, 146154463), (287, 64674623), (301, 61666501), (533, 34824797), (559, 33205039), (889, 20879209), (911, 20374991), (1651, 11242651), (1763, 10528427), (3731, 4974971), (3913, 4743577), (5207, 3564743), (5461, 3398941), (6377, 2910713), (11557, 1606093), (11843, 1567307), (12341, 1504061), (22919, 809879), (36449, 509249), (37351, 496951), (38227, 485563), (39173, 473837), (67691, 274211), (70993, 261457), (82901, 223901), (115697, 160433)]