81142035

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{433}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 144803232

約数和(自身を除く): 63661197

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 433, 465, 961, 1209, 1299, 2015, 2165, 2883, 4805, 5629, 6045, 6495, 12493, 13423, 14415, 16887, 28145, 37479, 40269, 62465, 67115, 84435, 174499, 187395, 201345, 416113, 523497, 872495, 1248339, 2080565, 2617485, 5409469, 6241695, 16228407, 27047345, 81142035]

約数ペア:

[(1, 81142035), (3, 27047345), (5, 16228407), (13, 6241695), (15, 5409469), (31, 2617485), (39, 2080565), (65, 1248339), (93, 872495), (155, 523497), (195, 416113), (403, 201345), (433, 187395), (465, 174499), (961, 84435), (1209, 67115), (1299, 62465), (2015, 40269), (2165, 37479), (2883, 28145), (4805, 16887), (5629, 14415), (6045, 13423), (6495, 12493)]