781036686171

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{490967}}^1$

素因数の和:491445

約数の個数: 64

約数和(自身を含む): 1395134668800

約数和(自身を除く): 614097982629

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 443, 513, 1197, 1329, 3101, 3591, 3987, 8417, 9303, 11961, 25251, 27909, 58919, 75753, 83727, 176757, 227259, 490967, 530271, 1472901, 1590813, 3436769, 4418703, 9328373, 10310307, 13256109, 27985119, 30930921, 65298611, 83955357, 92792763, 195895833, 217498381, 251866071, 587687499, 652495143, 1522488667, 1763062497, 1957485429, 4132469239, 4567466001, 5872456287, 12397407717, 13702398003, 28927284673, 37192223151, 41107194009, 86781854019, 111576669453, 260345562057, 781036686171]

約数ペア:

[(1, 781036686171), (3, 260345562057), (7, 111576669453), (9, 86781854019), (19, 41107194009), (21, 37192223151), (27, 28927284673), (57, 13702398003), (63, 12397407717), (133, 5872456287), (171, 4567466001), (189, 4132469239), (399, 1957485429), (443, 1763062497), (513, 1522488667), (1197, 652495143), (1329, 587687499), (3101, 251866071), (3591, 217498381), (3987, 195895833), (8417, 92792763), (9303, 83955357), (11961, 65298611), (25251, 30930921), (27909, 27985119), (58919, 13256109), (75753, 10310307), (83727, 9328373), (176757, 4418703), (227259, 3436769), (490967, 1590813), (530271, 1472901)]