1917077385

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{72493}}^1$

素因数の和:72585

約数の個数: 32

約数和(自身を含む): 3215253888

約数和(自身を除く): 1298176503

約数列:

[1, 3, 5, 15, 41, 43, 123, 129, 205, 215, 615, 645, 1763, 5289, 8815, 26445, 72493, 217479, 362465, 1087395, 2972213, 3117199, 8916639, 9351597, 14861065, 15585995, 44583195, 46757985, 127805159, 383415477, 639025795, 1917077385]

約数ペア:

[(1, 1917077385), (3, 639025795), (5, 383415477), (15, 127805159), (41, 46757985), (43, 44583195), (123, 15585995), (129, 14861065), (205, 9351597), (215, 8916639), (615, 3117199), (645, 2972213), (1763, 1087395), (5289, 362465), (8815, 217479), (26445, 72493)]