488761779

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 772079616

約数和(自身を除く): 283317837

約数列:

[1, 3, 11, 31, 33, 41, 43, 93, 123, 129, 271, 341, 451, 473, 813, 1023, 1271, 1333, 1353, 1419, 1763, 2981, 3813, 3999, 5289, 8401, 8943, 11111, 11653, 13981, 14663, 19393, 25203, 33333, 34959, 41943, 43989, 54653, 58179, 92411, 122221, 128183, 163959, 277233, 344441, 361243, 366663, 384549, 477773, 601183, 1033323, 1083729, 1433319, 1803549, 3788851, 3973673, 5255503, 11366553, 11921019, 14810963, 15766509, 44432889, 162920593, 488761779]

約数ペア:

[(1, 488761779), (3, 162920593), (11, 44432889), (31, 15766509), (33, 14810963), (41, 11921019), (43, 11366553), (93, 5255503), (123, 3973673), (129, 3788851), (271, 1803549), (341, 1433319), (451, 1083729), (473, 1033323), (813, 601183), (1023, 477773), (1271, 384549), (1333, 366663), (1353, 361243), (1419, 344441), (1763, 277233), (2981, 163959), (3813, 128183), (3999, 122221), (5289, 92411), (8401, 58179), (8943, 54653), (11111, 43989), (11653, 41943), (13981, 34959), (14663, 33333), (19393, 25203)]