331137795

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 580608000

約数和(自身を除く): 249470205

約数列:

[1, 3, 5, 15, 19, 47, 57, 59, 95, 141, 177, 235, 285, 295, 419, 705, 885, 893, 1121, 1257, 2095, 2679, 2773, 3363, 4465, 5605, 6285, 7961, 8319, 13395, 13865, 16815, 19693, 23883, 24721, 39805, 41595, 52687, 59079, 74163, 98465, 119415, 123605, 158061, 263435, 295395, 370815, 374167, 469699, 790305, 1122501, 1161887, 1409097, 1870835, 2348495, 3485661, 5612505, 5809435, 7045485, 17428305, 22075853, 66227559, 110379265, 331137795]

約数ペア:

[(1, 331137795), (3, 110379265), (5, 66227559), (15, 22075853), (19, 17428305), (47, 7045485), (57, 5809435), (59, 5612505), (95, 3485661), (141, 2348495), (177, 1870835), (235, 1409097), (285, 1161887), (295, 1122501), (419, 790305), (705, 469699), (885, 374167), (893, 370815), (1121, 295395), (1257, 263435), (2095, 158061), (2679, 123605), (2773, 119415), (3363, 98465), (4465, 74163), (5605, 59079), (6285, 52687), (7961, 41595), (8319, 39805), (13395, 24721), (13865, 23883), (16815, 19693)]