2019949311975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{124113629}}^1$

素因数の和:124113680

約数の個数: 48

約数和(自身を含む): 3939863070720

約数和(自身を除く): 1919913758745

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 75, 93, 105, 155, 175, 217, 465, 525, 651, 775, 1085, 2325, 3255, 5425, 16275, 124113629, 372340887, 620568145, 868795403, 1861704435, 2606386209, 3102840725, 3847522499, 4343977015, 9308522175, 11542567497, 13031931045, 19237612495, 21719885075, 26932657493, 57712837485, 65159655225, 80797972479, 96188062475, 134663287465, 288564187425, 403989862395, 673316437325, 2019949311975]

約数ペア:

[(1, 2019949311975), (3, 673316437325), (5, 403989862395), (7, 288564187425), (15, 134663287465), (21, 96188062475), (25, 80797972479), (31, 65159655225), (35, 57712837485), (75, 26932657493), (93, 21719885075), (105, 19237612495), (155, 13031931045), (175, 11542567497), (217, 9308522175), (465, 4343977015), (525, 3847522499), (651, 3102840725), (775, 2606386209), (1085, 1861704435), (2325, 868795403), (3255, 620568145), (5425, 372340887), (16275, 124113629)]