201968235

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{23747}}^1$

素因数の和:23774

約数の個数: 48

約数和(自身を含む): 414925056

約数和(自身を除く): 212956821

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2835, 8505, 23747, 71241, 118735, 166229, 213723, 356205, 498687, 641169, 831145, 1068615, 1496061, 1923507, 2493435, 3205845, 4488183, 5770521, 7480305, 9617535, 13464549, 22440915, 28852605, 40393647, 67322745, 201968235]

約数ペア:

[(1, 201968235), (3, 67322745), (5, 40393647), (7, 28852605), (9, 22440915), (15, 13464549), (21, 9617535), (27, 7480305), (35, 5770521), (45, 4488183), (63, 3205845), (81, 2493435), (105, 1923507), (135, 1496061), (189, 1068615), (243, 831145), (315, 641169), (405, 498687), (567, 356205), (945, 213723), (1215, 166229), (1701, 118735), (2835, 71241), (8505, 23747)]