168252885

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{641}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 308468160

約数和(自身を除く): 140215275

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 307, 641, 855, 921, 1535, 1923, 2763, 3205, 4605, 5769, 5833, 9615, 12179, 13815, 17499, 28845, 29165, 36537, 52497, 60895, 87495, 109611, 182685, 196787, 262485, 548055, 590361, 983935, 1771083, 2951805, 3738953, 8855415, 11216859, 18694765, 33650577, 56084295, 168252885]

約数ペア:

[(1, 168252885), (3, 56084295), (5, 33650577), (9, 18694765), (15, 11216859), (19, 8855415), (45, 3738953), (57, 2951805), (95, 1771083), (171, 983935), (285, 590361), (307, 548055), (641, 262485), (855, 196787), (921, 182685), (1535, 109611), (1923, 87495), (2763, 60895), (3205, 52497), (4605, 36537), (5769, 29165), (5833, 28845), (9615, 17499), (12179, 13815)]