38964915

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1425

約数の個数: 64

約数和(自身を含む): 79603200

約数和(自身を除く): 40638285

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 95, 99, 135, 165, 171, 209, 285, 297, 495, 513, 627, 855, 1045, 1381, 1485, 1881, 2565, 3135, 4143, 5643, 6905, 9405, 12429, 15191, 20715, 26239, 28215, 37287, 45573, 62145, 75955, 78717, 131195, 136719, 186435, 227865, 236151, 288629, 393585, 410157, 683595, 708453, 865887, 1180755, 1443145, 2050785, 2597661, 3542265, 4329435, 7792983, 12988305, 38964915]

約数ペア:

[(1, 38964915), (3, 12988305), (5, 7792983), (9, 4329435), (11, 3542265), (15, 2597661), (19, 2050785), (27, 1443145), (33, 1180755), (45, 865887), (55, 708453), (57, 683595), (95, 410157), (99, 393585), (135, 288629), (165, 236151), (171, 227865), (209, 186435), (285, 136719), (297, 131195), (495, 78717), (513, 75955), (627, 62145), (855, 45573), (1045, 37287), (1381, 28215), (1485, 26239), (1881, 20715), (2565, 15191), (3135, 12429), (4143, 9405), (5643, 6905)]