81471796

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1733}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 172456704

約数和(自身を除く): 90984908

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 292, 322, 511, 644, 1022, 1679, 1733, 2044, 3358, 3466, 6716, 6932, 11753, 12131, 23506, 24262, 39859, 47012, 48524, 79718, 126509, 159436, 253018, 279013, 506036, 558026, 885563, 1116052, 1771126, 2909707, 3542252, 5819414, 11638828, 20367949, 40735898, 81471796]

約数ペア:

[(1, 81471796), (2, 40735898), (4, 20367949), (7, 11638828), (14, 5819414), (23, 3542252), (28, 2909707), (46, 1771126), (73, 1116052), (92, 885563), (146, 558026), (161, 506036), (292, 279013), (322, 253018), (511, 159436), (644, 126509), (1022, 79718), (1679, 48524), (1733, 47012), (2044, 39859), (3358, 24262), (3466, 23506), (6716, 12131), (6932, 11753)]