201473992

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 383081400

約数和(自身を除く): 181607408

約数列:

[1, 2, 4, 8, 101, 202, 389, 404, 641, 778, 808, 1282, 1556, 2564, 3112, 5128, 39289, 64741, 78578, 129482, 157156, 249349, 258964, 314312, 498698, 517928, 997396, 1994792, 25184249, 50368498, 100736996, 201473992]

約数ペア:

[(1, 201473992), (2, 100736996), (4, 50368498), (8, 25184249), (101, 1994792), (202, 997396), (389, 517928), (404, 498698), (641, 314312), (778, 258964), (808, 249349), (1282, 157156), (1556, 129482), (2564, 78578), (3112, 64741), (5128, 39289)]