157123515

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 255225600

約数和(自身を除く): 98102085

約数列:

[1, 3, 5, 15, 139, 179, 417, 421, 537, 695, 895, 1263, 2085, 2105, 2685, 6315, 24881, 58519, 74643, 75359, 124405, 175557, 226077, 292595, 373215, 376795, 877785, 1130385, 10474901, 31424703, 52374505, 157123515]

約数ペア:

[(1, 157123515), (3, 52374505), (5, 31424703), (15, 10474901), (139, 1130385), (179, 877785), (417, 376795), (421, 373215), (537, 292595), (695, 226077), (895, 175557), (1263, 124405), (2085, 75359), (2105, 74643), (2685, 58519), (6315, 24881)]