328749003

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 549849600

約数和(自身を除く): 221100597

約数列:

[1, 3, 9, 11, 27, 33, 59, 73, 99, 177, 219, 257, 297, 531, 649, 657, 771, 803, 1593, 1947, 1971, 2313, 2409, 2827, 4307, 5841, 6939, 7227, 8481, 12921, 15163, 17523, 18761, 21681, 25443, 38763, 45489, 47377, 56283, 76329, 116289, 136467, 142131, 166793, 168849, 206371, 409401, 426393, 500379, 506547, 619113, 1106899, 1279179, 1501137, 1857339, 3320697, 4503411, 5572017, 9962091, 12175889, 29886273, 36527667, 109583001, 328749003]

約数ペア:

[(1, 328749003), (3, 109583001), (9, 36527667), (11, 29886273), (27, 12175889), (33, 9962091), (59, 5572017), (73, 4503411), (99, 3320697), (177, 1857339), (219, 1501137), (257, 1279179), (297, 1106899), (531, 619113), (649, 506547), (657, 500379), (771, 426393), (803, 409401), (1593, 206371), (1947, 168849), (1971, 166793), (2313, 142131), (2409, 136467), (2827, 116289), (4307, 76329), (5841, 56283), (6939, 47377), (7227, 45489), (8481, 38763), (12921, 25443), (15163, 21681), (17523, 18761)]