201973905

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{373}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 417060864

約数和(自身を除く): 215086959

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 191, 315, 373, 405, 567, 573, 945, 955, 1119, 1337, 1719, 1865, 2611, 2835, 2865, 3357, 4011, 5157, 5595, 6685, 7833, 8595, 10071, 12033, 13055, 15471, 16785, 20055, 23499, 25785, 30213, 36099, 39165, 50355, 60165, 70497, 71243, 77355, 108297, 117495, 151065, 180495, 211491, 213729, 352485, 356215, 498701, 541485, 641187, 1057455, 1068645, 1496103, 1923561, 2493505, 3205935, 4488309, 5770683, 7480515, 9617805, 13464927, 22441545, 28853415, 40394781, 67324635, 201973905]

約数ペア:

[(1, 201973905), (3, 67324635), (5, 40394781), (7, 28853415), (9, 22441545), (15, 13464927), (21, 9617805), (27, 7480515), (35, 5770683), (45, 4488309), (63, 3205935), (81, 2493505), (105, 1923561), (135, 1496103), (189, 1068645), (191, 1057455), (315, 641187), (373, 541485), (405, 498701), (567, 356215), (573, 352485), (945, 213729), (955, 211491), (1119, 180495), (1337, 151065), (1719, 117495), (1865, 108297), (2611, 77355), (2835, 71243), (2865, 70497), (3357, 60165), (4011, 50355), (5157, 39165), (5595, 36099), (6685, 30213), (7833, 25785), (8595, 23499), (10071, 20055), (12033, 16785), (13055, 15471)]