140504007

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{3079}}^1$

素因数の和:3183

約数の個数: 32

約数和(自身を含む): 223534080

約数和(自身を除く): 83030073

約数列:

[1, 3, 7, 21, 41, 53, 123, 159, 287, 371, 861, 1113, 2173, 3079, 6519, 9237, 15211, 21553, 45633, 64659, 126239, 163187, 378717, 489561, 883673, 1142309, 2651019, 3426927, 6690667, 20072001, 46834669, 140504007]

約数ペア:

[(1, 140504007), (3, 46834669), (7, 20072001), (21, 6690667), (41, 3426927), (53, 2651019), (123, 1142309), (159, 883673), (287, 489561), (371, 378717), (861, 163187), (1113, 126239), (2173, 64659), (3079, 45633), (6519, 21553), (9237, 15211)]