25199973

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 36

約数和(自身を含む): 39108160

約数和(自身を除く): 13908187

約数列:

[1, 3, 9, 23, 67, 69, 79, 201, 207, 237, 529, 603, 711, 1541, 1587, 1817, 4623, 4761, 5293, 5451, 13869, 15879, 16353, 35443, 41791, 47637, 106329, 121739, 125373, 318987, 365217, 376119, 1095651, 2799997, 8399991, 25199973]

約数ペア:

[(1, 25199973), (3, 8399991), (9, 2799997), (23, 1095651), (67, 376119), (69, 365217), (79, 318987), (201, 125373), (207, 121739), (237, 106329), (529, 47637), (603, 41791), (711, 35443), (1541, 16353), (1587, 15879), (1817, 13869), (4623, 5451), (4761, 5293)]