329518518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 765788160

約数和(自身を除く): 436269642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 163, 254, 326, 379, 381, 489, 758, 762, 889, 978, 1137, 1141, 1778, 2274, 2282, 2653, 2667, 3423, 5306, 5334, 6846, 7959, 15918, 20701, 41402, 48133, 61777, 62103, 96266, 123554, 124206, 144399, 144907, 185331, 288798, 289814, 336931, 370662, 432439, 434721, 673862, 864878, 869442, 1010793, 1297317, 2021586, 2594634, 7845679, 15691358, 23537037, 47074074, 54919753, 109839506, 164759259, 329518518]

約数ペア:

[(1, 329518518), (2, 164759259), (3, 109839506), (6, 54919753), (7, 47074074), (14, 23537037), (21, 15691358), (42, 7845679), (127, 2594634), (163, 2021586), (254, 1297317), (326, 1010793), (379, 869442), (381, 864878), (489, 673862), (758, 434721), (762, 432439), (889, 370662), (978, 336931), (1137, 289814), (1141, 288798), (1778, 185331), (2274, 144907), (2282, 144399), (2653, 124206), (2667, 123554), (3423, 96266), (5306, 62103), (5334, 61777), (6846, 48133), (7959, 41402), (15918, 20701)]