331328985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{16823}}^1$

素因数の和:16945

約数の個数: 32

約数和(自身を含む): 576592128

約数和(自身を除く): 245263143

約数列:

[1, 3, 5, 13, 15, 39, 65, 101, 195, 303, 505, 1313, 1515, 3939, 6565, 16823, 19695, 50469, 84115, 218699, 252345, 656097, 1093495, 1699123, 3280485, 5097369, 8495615, 22088599, 25486845, 66265797, 110442995, 331328985]

約数ペア:

[(1, 331328985), (3, 110442995), (5, 66265797), (13, 25486845), (15, 22088599), (39, 8495615), (65, 5097369), (101, 3280485), (195, 1699123), (303, 1093495), (505, 656097), (1313, 252345), (1515, 218699), (3939, 84115), (6565, 50469), (16823, 19695)]