1020195

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 2003760

約数和(自身を除く): 983565

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 229, 297, 405, 495, 687, 891, 1145, 1485, 2061, 2519, 3435, 4455, 6183, 7557, 10305, 12595, 18549, 22671, 30915, 37785, 68013, 92745, 113355, 204039, 340065, 1020195]

約数ペア:

[(1, 1020195), (3, 340065), (5, 204039), (9, 113355), (11, 92745), (15, 68013), (27, 37785), (33, 30915), (45, 22671), (55, 18549), (81, 12595), (99, 10305), (135, 7557), (165, 6183), (229, 4455), (297, 3435), (405, 2519), (495, 2061), (687, 1485), (891, 1145)]