2659916

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 5563656

約数和(自身を除く): 2903740

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 331, 574, 662, 1148, 1324, 2009, 2317, 4018, 4634, 8036, 9268, 13571, 16219, 27142, 32438, 54284, 64876, 94997, 189994, 379988, 664979, 1329958, 2659916]

約数ペア:

[(1, 2659916), (2, 1329958), (4, 664979), (7, 379988), (14, 189994), (28, 94997), (41, 64876), (49, 54284), (82, 32438), (98, 27142), (164, 16219), (196, 13571), (287, 9268), (331, 8036), (574, 4634), (662, 4018), (1148, 2317), (1324, 2009)]