821472327

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{2687}}^1$

素因数の和:2789

約数の個数: 48

約数和(自身を含む): 1337978880

約数和(自身を除く): 516506553

約数列:

[1, 3, 9, 13, 27, 39, 67, 117, 169, 201, 351, 507, 603, 871, 1521, 1809, 2613, 2687, 4563, 7839, 8061, 11323, 23517, 24183, 33969, 34931, 72549, 101907, 104793, 180029, 305721, 314379, 454103, 540087, 943137, 1362309, 1620261, 2340377, 4086927, 4860783, 7021131, 12260781, 21063393, 30424901, 63190179, 91274703, 273824109, 821472327]

約数ペア:

[(1, 821472327), (3, 273824109), (9, 91274703), (13, 63190179), (27, 30424901), (39, 21063393), (67, 12260781), (117, 7021131), (169, 4860783), (201, 4086927), (351, 2340377), (507, 1620261), (603, 1362309), (871, 943137), (1521, 540087), (1809, 454103), (2613, 314379), (2687, 305721), (4563, 180029), (7839, 104793), (8061, 101907), (11323, 72549), (23517, 34931), (24183, 33969)]