2857181715

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1\times {\mathrm{1091}}^1$

素因数の和:2145

約数の個数: 64

約数和(自身を含む): 5356915200

約数和(自身を除く): 2499733485

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 1021, 1091, 2565, 3063, 3273, 5105, 5455, 9189, 9819, 15315, 16365, 19399, 20729, 27567, 29457, 45945, 49095, 58197, 62187, 96995, 103645, 137835, 147285, 174591, 186561, 290985, 310935, 523773, 559683, 872955, 932805, 1113911, 2618865, 2798415, 3341733, 5569555, 10025199, 16708665, 21164309, 30075597, 50125995, 63492927, 105821545, 150377985, 190478781, 317464635, 571436343, 952393905, 2857181715]

約数ペア:

[(1, 2857181715), (3, 952393905), (5, 571436343), (9, 317464635), (15, 190478781), (19, 150377985), (27, 105821545), (45, 63492927), (57, 50125995), (95, 30075597), (135, 21164309), (171, 16708665), (285, 10025199), (513, 5569555), (855, 3341733), (1021, 2798415), (1091, 2618865), (2565, 1113911), (3063, 932805), (3273, 872955), (5105, 559683), (5455, 523773), (9189, 310935), (9819, 290985), (15315, 186561), (16365, 174591), (19399, 147285), (20729, 137835), (27567, 103645), (29457, 96995), (45945, 62187), (49095, 58197)]