488746518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1$

素因数の和:957

約数の個数: 64

約数和(自身を含む): 1079097600

約数和(自身を除く): 590351082

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 139, 183, 278, 366, 417, 739, 793, 834, 1478, 1586, 1807, 2217, 2379, 3614, 4434, 4758, 5421, 8479, 9607, 10842, 16958, 19214, 25437, 28821, 45079, 50874, 57642, 90158, 102721, 110227, 135237, 205442, 220454, 270474, 308163, 330681, 586027, 616326, 661362, 1172054, 1335373, 1758081, 2670746, 3516162, 4006119, 6265981, 8012238, 12531962, 18797943, 37595886, 81457753, 162915506, 244373259, 488746518]

約数ペア:

[(1, 488746518), (2, 244373259), (3, 162915506), (6, 81457753), (13, 37595886), (26, 18797943), (39, 12531962), (61, 8012238), (78, 6265981), (122, 4006119), (139, 3516162), (183, 2670746), (278, 1758081), (366, 1335373), (417, 1172054), (739, 661362), (793, 616326), (834, 586027), (1478, 330681), (1586, 308163), (1807, 270474), (2217, 220454), (2379, 205442), (3614, 135237), (4434, 110227), (4758, 102721), (5421, 90158), (8479, 57642), (9607, 50874), (10842, 45079), (16958, 28821), (19214, 25437)]