15981904269

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{3947}}^1$

素因数の和:4638

約数の個数: 48

約数和(自身を含む): 24911437824

約数和(自身を除く): 8929533555

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 631, 713, 1893, 2139, 3947, 5679, 6417, 11841, 14513, 19561, 35523, 43539, 58683, 90781, 122357, 130617, 176049, 272343, 367071, 449903, 817029, 1101213, 1349709, 2490557, 2814211, 4049127, 7471671, 8442633, 22415013, 25327899, 57282811, 77207267, 171848433, 231621801, 515545299, 694865403, 1775767141, 5327301423, 15981904269]

約数ペア:

[(1, 15981904269), (3, 5327301423), (9, 1775767141), (23, 694865403), (31, 515545299), (69, 231621801), (93, 171848433), (207, 77207267), (279, 57282811), (631, 25327899), (713, 22415013), (1893, 8442633), (2139, 7471671), (3947, 4049127), (5679, 2814211), (6417, 2490557), (11841, 1349709), (14513, 1101213), (19561, 817029), (35523, 449903), (43539, 367071), (58683, 272343), (90781, 176049), (122357, 130617)]