808548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 2088576

約数和(自身を除く): 1280028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 73, 78, 142, 146, 156, 213, 219, 284, 292, 426, 438, 852, 876, 923, 949, 1846, 1898, 2769, 2847, 3692, 3796, 5183, 5538, 5694, 10366, 11076, 11388, 15549, 20732, 31098, 62196, 67379, 134758, 202137, 269516, 404274, 808548]

約数ペア:

[(1, 808548), (2, 404274), (3, 269516), (4, 202137), (6, 134758), (12, 67379), (13, 62196), (26, 31098), (39, 20732), (52, 15549), (71, 11388), (73, 11076), (78, 10366), (142, 5694), (146, 5538), (156, 5183), (213, 3796), (219, 3692), (284, 2847), (292, 2769), (426, 1898), (438, 1846), (852, 949), (876, 923)]