207777285

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1097}}^1$

素因数の和:1195

約数の個数: 64

約数和(自身を含む): 392117760

約数和(自身を除く): 184340475

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 61, 69, 115, 135, 183, 207, 305, 345, 549, 621, 915, 1035, 1097, 1403, 1647, 2745, 3105, 3291, 4209, 5485, 7015, 8235, 9873, 12627, 16455, 21045, 25231, 29619, 37881, 49365, 63135, 66917, 75693, 126155, 148095, 189405, 200751, 227079, 334585, 378465, 602253, 681237, 1003755, 1135395, 1539091, 1806759, 3011265, 3406185, 4617273, 7695455, 9033795, 13851819, 23086365, 41555457, 69259095, 207777285]

約数ペア:

[(1, 207777285), (3, 69259095), (5, 41555457), (9, 23086365), (15, 13851819), (23, 9033795), (27, 7695455), (45, 4617273), (61, 3406185), (69, 3011265), (115, 1806759), (135, 1539091), (183, 1135395), (207, 1003755), (305, 681237), (345, 602253), (549, 378465), (621, 334585), (915, 227079), (1035, 200751), (1097, 189405), (1403, 148095), (1647, 126155), (2745, 75693), (3105, 66917), (3291, 63135), (4209, 49365), (5485, 37881), (7015, 29619), (8235, 25231), (9873, 21045), (12627, 16455)]